10 [ 232.533446][ T8058] ? __pfx_filldir64+0x10/0x10 [ 232.535051][ T8058] do_syscall_64+0xcf/0x260 [ 232.536582][ T8058] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 232.538554][ T8058] RIP: 0033:0x7f9efaa7dea9 [ 232.540040][ T8058] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 232.546382][ T8058] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 232.549137][ T8058] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 232.551763][ T8058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 232.554388][ T8058] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 232.557027][ T8058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 232.559646][ T8058] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 232.562269][ T8058] </TASK> [ 232.762458][ T8065] loop3: detected capacity change from 0 to 32768 [ 232.769295][ T8065] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 232.775543][ T8065] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 232.785784][ T8065] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 232.792889][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 232.795384][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 232.825907][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 232.828575][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 232.832802][ T8065] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 232.838087][ T8065] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 232.841109][ T8065] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 232.841109][ T8065] inode = 12 2341 [ 232.841109][ T8065] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 232.847261][ T8065] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 232.849443][ T8069] loop0: detected capacity change from 0 to 32768 [ 232.850531][ T8065] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8065 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 232.856004][ T8065] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 232.856331][ T8067] loop1: detected capacity change from 0 to 32768 [ 232.858904][ T8065] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 232.861196][ T8069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 232.863456][ T8065] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 232.868978][ T8065] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 232.871577][ T8065] gfs2: fsid=syz:syz.0: File system withdrawn [ 232.873427][ T8069] CPU: 2 PID: 8069 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 232.874910][ T8067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 232.877167][ T8069] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 232.883026][ T8069] Call Trace: [ 232.884160][ T8069] <TASK> [ 232.885168][ T8069] dump_stack_lvl+0x16c/0x1f0 [ 232.886754][ T8069] sysfs_warn_dup+0x7f/0xa0 [ 232.888295][ T8069] sysfs_create_dir_ns+0x24d/0x2b0 [ 232.890020][ T8069] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 232.891981][ T8069] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 232.893805][ T8069] ? do_raw_spin_unlock+0x172/0x230 [ 232.895591][ T8069] kobject_add_internal+0x2c8/0x990 [ 232.897347][ T8069] kobject_init_and_add+0x11c/0x190 [ 232.899085][ T8069] ? __pfx_kobject_init_and_add+0x10/0x10 [ 232.901078][ T8069] ? lockdep_init_map_type+0x16d/0x7d0 [ 232.902915][ T8069] ? lockdep_init_map_type+0x16d/0x7d0 [ 232.904827][ T8069] gfs2_sys_fs_add+0x207/0x470 [ 232.906481][ T8069] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 232.908257][ T8069] ? __pfx_alloc_workqueue+0x10/0x10 [ 232.910060][ T8069] ? read_word_at_a_time+0xe/0x20 [ 232.911820][ T8069] gfs2_fill_super+0x1352/0x2bf0 [ 232.913512][ T8069] ? __pfx_gfs2_fill_super+0x10/0x10 [ 232.915313][ T8069] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 232.917126][ T8069] ? set_blocksize+0x2b1/0x350 [ 232.918747][ T8069] ? sb_set_blocksize+0xf6/0x120 [ 232.920440][ T8069] ? setup_bdev_super+0x392/0x720 [ 232.922140][ T8069] get_tree_bdev+0x36f/0x610 [ 232.923703][ T8069] ? __pfx_gfs2_fill_super+0x10/0x10 [ 232.925522][ T8069] ? __pfx_get_tree_bdev+0x10/0x10 [ 232.927241][ T8069] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 232.929140][ T8069] ? cap_capable+0x1cf/0x240 [ 232.930728][ T8069] gfs2_get_tree+0x4e/0x280 [ 232.932321][ T8069] vfs_get_tree+0x8f/0x380 [ 232.933838][ T8069] path_mount+0x14e6/0x1f20 [ 232.935418][ T8069] ? kmem_cache_free+0x12e/0x380 [ 232.937100][ T8069] ? __pfx_path_mount+0x10/0x10 [ 232.938742][ T8069] ? putname+0x12e/0x170 [ 232.940173][ T8069] __x64_sys_mount+0x297/0x320 [ 232.941821][ T8069] ? __pfx___x64_sys_mount+0x10/0x10 [ 232.943604][ T8069] do_syscall_64+0xcf/0x260 [ 232.945154][ T8069] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 232.947141][ T8069] RIP: 0033:0x7f0085c7f5aa [ 232.948671][ T8069] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 232.955262][ T8069] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 232.958068][ T8069] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 232.960731][ T8069] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 232.963389][ T8069] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 232.966243][ T8069] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 232.968978][ T8069] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 232.971744][ T8069] </TASK> [ 232.972837][ T8067] CPU: 3 PID: 8067 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 232.974121][ T8071] loop2: detected capacity change from 0 to 32768 [ 232.976491][ T8067] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 232.976501][ T8067] Call Trace: [ 232.976507][ T8067] <TASK> [ 232.976512][ T8067] dump_stack_lvl+0x16c/0x1f0 [ 232.976537][ T8067] sysfs_warn_dup+0x7f/0xa0 [ 232.987868][ T8067] sysfs_create_dir_ns+0x24d/0x2b0 [ 232.988389][ T8071] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 232.989591][ T8067] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 232.989610][ T8067] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 232.989621][ T8067] ? do_raw_spin_unlock+0x172/0x230 [ 232.997722][ T8067] kobject_add_internal+0x2c8/0x990 [ 232.999482][ T8067] kobject_init_and_add+0x11c/0x190 [ 233.001240][ T8067] ? __pfx_kobject_init_and_add+0x10/0x10 [ 233.003158][ T8067] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.005240][ T8067] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.007192][ T8067] gfs2_sys_fs_add+0x207/0x470 [ 233.008850][ T8067] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 233.010659][ T8067] ? __pfx_alloc_workqueue+0x10/0x10 [ 233.012436][ T8067] ? read_word_at_a_time+0xe/0x20 [ 233.014139][ T8067] gfs2_fill_super+0x1352/0x2bf0 [ 233.015940][ T8067] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.017773][ T8067] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.019562][ T8067] ? set_blocksize+0x2b1/0x350 [ 233.021190][ T8067] ? sb_set_blocksize+0xf6/0x120 [ 233.022851][ T8067] ? setup_bdev_super+0x392/0x720 [ 233.024557][ T8067] get_tree_bdev+0x36f/0x610 [ 233.026234][ T8067] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.028048][ T8067] ? __pfx_get_tree_bdev+0x10/0x10 [ 233.029812][ T8067] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 233.031758][ T8067] ? cap_capable+0x1cf/0x240 [ 233.033389][ T8067] gfs2_get_tree+0x4e/0x280 [ 233.035005][ T8067] vfs_get_tree+0x8f/0x380 [ 233.036615][ T8067] path_mount+0x14e6/0x1f20 [ 233.038139][ T8067] ? kmem_cache_free+0x12e/0x380 [ 233.039839][ T8067] ? __pfx_path_mount+0x10/0x10 [ 233.041524][ T8067] ? putname+0x12e/0x170 [ 233.042974][ T8067] __x64_sys_mount+0x297/0x320 [ 233.044609][ T8067] ? __pfx___x64_sys_mount+0x10/0x10 [ 233.046396][ T8067] do_syscall_64+0xcf/0x260 [ 233.047944][ T8067] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 233.049968][ T8067] RIP: 0033:0x7fbb4807f5aa [ 233.051515][ T8067] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 233.058101][ T8067] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 233.060904][ T8067] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 233.063571][ T8067] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 233.066242][ T8067] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 233.068909][ T8067] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 233.071667][ T8067] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 233.074421][ T8067] </TASK> [ 233.075485][ T8065] CPU: 0 PID: 8065 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 233.076573][ T8069] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.078979][ T8065] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 233.079960][ T8067] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.079972][ T8067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 233.084047][ T8069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 233.087075][ T8065] Call Trace: [ 233.087083][ T8065] <TASK> [ 233.087087][ T8065] dump_stack_lvl+0x16c/0x1f0 [ 233.087105][ T8065] gfs2_withdraw+0xab8/0x1290 [ 233.101684][ T8065] ? __pfx_gfs2_withdraw+0x10/0x10 [ 233.103464][ T8065] gfs2_dirent_scan+0x2fc/0x3c0 [ 233.105257][ T8065] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 233.107472][ T8065] gfs2_dir_read+0x36a/0x14d0 [ 233.109143][ T8065] ? inode_go_held+0x151/0x210 [ 233.110787][ T8065] ? __pfx_inode_go_held+0x10/0x10 [ 233.112536][ T8065] ? gfs2_instantiate+0x1eb/0x250 [ 233.114452][ T8065] ? gfs2_glock_wait+0x1e0/0x330 [ 233.116209][ T8065] ? __pfx_gfs2_dir_read+0x10/0x10 [ 233.118241][ T8065] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 233.120350][ T8065] ? do_raw_spin_unlock+0x172/0x230 [ 233.122653][ T8065] gfs2_readdir+0x13d/0x1d0 [ 233.124661][ T8065] ? __pfx_gfs2_readdir+0x10/0x10 [ 233.126887][ T8065] ? iterate_dir+0x292/0x9e0 [ 233.128963][ T8065] ? selinux_file_permission+0x125/0x590 [ 233.131433][ T8065] iterate_dir+0x292/0x9e0 [ 233.133424][ T8065] __x64_sys_getdents64+0x14f/0x2e0 [ 233.135714][ T8065] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 233.138288][ T8065] ? __pfx_filldir64+0x10/0x10 [ 233.140416][ T8065] do_syscall_64+0xcf/0x260 [ 233.142425][ T8065] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 233.145065][ T8065] RIP: 0033:0x7fb72827dea9 [ 233.147021][ T8065] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 233.155420][ T8065] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 233.159080][ T8065] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 233.162494][ T8065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 233.165914][ T8065] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 233.169315][ T8065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 233.172777][ T8065] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 233.176105][ T8065] </TASK> [ 233.177395][ T8071] CPU: 1 PID: 8071 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 233.181749][ T8071] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 233.185989][ T8071] Call Trace: [ 233.187404][ T8071] <TASK> [ 233.188671][ T8071] dump_stack_lvl+0x16c/0x1f0 [ 233.190696][ T8071] sysfs_warn_dup+0x7f/0xa0 [ 233.192647][ T8071] sysfs_create_dir_ns+0x24d/0x2b0 [ 233.194812][ T8071] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 233.197186][ T8071] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.199246][ T8071] ? do_raw_spin_unlock+0x172/0x230 [ 233.201051][ T8071] kobject_add_internal+0x2c8/0x990 [ 233.202821][ T8071] kobject_init_and_add+0x11c/0x190 [ 233.204537][ T8071] ? __pfx_kobject_init_and_add+0x10/0x10 [ 233.206381][ T8071] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.208223][ T8071] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.210057][ T8071] gfs2_sys_fs_add+0x207/0x470 [ 233.211685][ T8071] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 233.213475][ T8071] ? __pfx_alloc_workqueue+0x10/0x10 [ 233.215282][ T8071] ? read_word_at_a_time+0xe/0x20 [ 233.217182][ T8071] gfs2_fill_super+0x1352/0x2bf0 [ 233.218938][ T8071] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.220735][ T8071] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.222563][ T8071] ? set_blocksize+0x2b1/0x350 [ 233.224180][ T8071] ? sb_set_blocksize+0xf6/0x120 [ 233.225871][ T8071] ? setup_bdev_super+0x392/0x720 [ 233.227565][ T8071] get_tree_bdev+0x36f/0x610 [ 233.229159][ T8071] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.230971][ T8071] ? __pfx_get_tree_bdev+0x10/0x10 [ 233.232705][ T8071] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 233.234626][ T8071] ? cap_capable+0x1cf/0x240 [ 233.236190][ T8071] gfs2_get_tree+0x4e/0x280 [ 233.237742][ T8071] vfs_get_tree+0x8f/0x380 [ 233.239265][ T8071] path_mount+0x14e6/0x1f20 [ 233.240809][ T8071] ? kmem_cache_free+0x12e/0x380 [ 233.242480][ T8071] ? __pfx_path_mount+0x10/0x10 [ 233.244116][ T8071] ? putname+0x12e/0x170 [ 233.245559][ T8071] __x64_sys_mount+0x297/0x320 [ 233.247168][ T8071] ? __pfx___x64_sys_mount+0x10/0x10 [ 233.248945][ T8071] do_syscall_64+0xcf/0x260 [ 233.250505][ T8071] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 233.252521][ T8071] RIP: 0033:0x7f9efaa7f5aa [ 233.253997][ T8071] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 233.260489][ T8071] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 233.263248][ T8071] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 233.266091][ T8071] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 233.269164][ T8071] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 233.271927][ T8071] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 233.274576][ T8071] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 233.277240][ T8071] </TASK> [ 233.281647][ T8071] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.286283][ T8071] gfs2: fsid=syz:syz: error -17 adding sysfs files 2024/04/30 20:38:23 executed programs: 857 [ 233.583688][ T8080] loop1: detected capacity change from 0 to 32768 [ 233.595044][ T8080] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 233.598344][ T8080] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 233.615751][ T8080] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 233.621466][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 233.623917][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 233.630172][ T8078] loop0: detected capacity change from 0 to 32768 [ 233.645673][ T8078] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 233.648786][ T8078] CPU: 0 PID: 8078 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 233.653059][ T8078] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 233.657239][ T8078] Call Trace: [ 233.658601][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 233.658630][ T8078] <TASK> [ 233.662470][ T8078] dump_stack_lvl+0x16c/0x1f0 [ 233.663019][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 233.664446][ T8078] sysfs_warn_dup+0x7f/0xa0 [ 233.664475][ T8078] sysfs_create_dir_ns+0x24d/0x2b0 [ 233.666326][ T8080] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 233.668168][ T8078] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 233.668199][ T8078] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.674145][ T8080] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 233.675303][ T8078] ? do_raw_spin_unlock+0x172/0x230 [ 233.675326][ T8078] kobject_add_internal+0x2c8/0x990 [ 233.675345][ T8078] kobject_init_and_add+0x11c/0x190 [ 233.677489][ T8080] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 233.677489][ T8080] inode = 12 2341 [ 233.677489][ T8080] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 233.680853][ T8078] ? __pfx_kobject_init_and_add+0x10/0x10 [ 233.680874][ T8078] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.680899][ T8078] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.680914][ T8078] gfs2_sys_fs_add+0x207/0x470 [ 233.680928][ T8078] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 233.680942][ T8078] ? __pfx_alloc_workqueue+0x10/0x10 [ 233.680957][ T8078] ? read_word_at_a_time+0xe/0x20 [ 233.680967][ T8078] gfs2_fill_super+0x1352/0x2bf0 [ 233.680978][ T8078] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.683763][ T8084] loop2: detected capacity change from 0 to 32768 [ 233.684848][ T8078] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.684869][ T8078] ? set_blocksize+0x2b1/0x350 [ 233.685493][ T8080] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 233.685513][ T8080] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8080 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 233.685784][ T8080] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 233.685798][ T8080] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 233.685805][ T8080] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 233.685811][ T8080] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 233.685905][ T8080] gfs2: fsid=syz:syz.0: File system withdrawn [ 233.704250][ T8084] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 233.704985][ T8078] ? sb_set_blocksize+0xf6/0x120 [ 233.705005][ T8078] ? setup_bdev_super+0x392/0x720 [ 233.705019][ T8078] get_tree_bdev+0x36f/0x610 [ 233.710506][ T8082] loop3: detected capacity change from 0 to 32768 [ 233.710634][ T8078] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.743584][ T8078] ? __pfx_get_tree_bdev+0x10/0x10 [ 233.745315][ T8078] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 233.747189][ T8078] ? cap_capable+0x1cf/0x240 [ 233.748759][ T8078] gfs2_get_tree+0x4e/0x280 [ 233.750296][ T8078] vfs_get_tree+0x8f/0x380 [ 233.751791][ T8078] path_mount+0x14e6/0x1f20 [ 233.753344][ T8078] ? kmem_cache_free+0x12e/0x380 [ 233.755008][ T8078] ? __pfx_path_mount+0x10/0x10 [ 233.756654][ T8078] ? putname+0x12e/0x170 [ 233.758067][ T8078] __x64_sys_mount+0x297/0x320 [ 233.759684][ T8078] ? __pfx___x64_sys_mount+0x10/0x10 [ 233.761472][ T8078] do_syscall_64+0xcf/0x260 [ 233.762989][ T8078] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 233.764978][ T8078] RIP: 0033:0x7f0085c7f5aa [ 233.766478][ T8078] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 233.772891][ T8078] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 233.775664][ T8078] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 233.778300][ T8078] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 233.780910][ T8078] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 233.783544][ T8078] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 233.786175][ T8078] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 233.788818][ T8078] </TASK> [ 233.789866][ T8080] CPU: 2 PID: 8080 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 233.793780][ T8080] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 233.795170][ T8078] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.797248][ T8080] Call Trace: [ 233.797257][ T8080] <TASK> [ 233.797262][ T8080] dump_stack_lvl+0x16c/0x1f0 [ 233.797280][ T8080] gfs2_withdraw+0xab8/0x1290 [ 233.797297][ T8080] ? __pfx_gfs2_withdraw+0x10/0x10 [ 233.802183][ T8078] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 233.803066][ T8080] gfs2_dirent_scan+0x2fc/0x3c0 [ 233.813256][ T8080] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 233.815180][ T8080] gfs2_dir_read+0x36a/0x14d0 [ 233.816796][ T8080] ? inode_go_held+0x151/0x210 [ 233.818414][ T8080] ? __pfx_inode_go_held+0x10/0x10 [ 233.820210][ T8080] ? gfs2_instantiate+0x1eb/0x250 [ 233.821212][ T8082] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 233.821950][ T8080] ? gfs2_glock_wait+0x1e0/0x330 [ 233.826263][ T8080] ? __pfx_gfs2_dir_read+0x10/0x10 [ 233.828038][ T8080] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 233.829732][ T8080] ? do_raw_spin_unlock+0x172/0x230 [ 233.831536][ T8080] gfs2_readdir+0x13d/0x1d0 [ 233.833127][ T8080] ? __pfx_gfs2_readdir+0x10/0x10 [ 233.834959][ T8080] ? iterate_dir+0x292/0x9e0 [ 233.836686][ T8080] ? selinux_file_permission+0x125/0x590 [ 233.838580][ T8080] iterate_dir+0x292/0x9e0 [ 233.840149][ T8080] __x64_sys_getdents64+0x14f/0x2e0 [ 233.841943][ T8080] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 233.843940][ T8080] ? __pfx_filldir64+0x10/0x10 [ 233.845670][ T8080] do_syscall_64+0xcf/0x260 [ 233.847234][ T8080] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 233.849310][ T8080] RIP: 0033:0x7fbb4807dea9 [ 233.850881][ T8080] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 233.858182][ T8080] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 233.860944][ T8080] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 233.863594][ T8080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 233.866851][ T8080] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 233.869704][ T8080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 233.872358][ T8080] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 233.875654][ T8080] </TASK> [ 233.877014][ T8084] CPU: 1 PID: 8084 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 233.881661][ T8084] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 233.886153][ T8084] Call Trace: [ 233.887679][ T8084] <TASK> [ 233.889025][ T8084] dump_stack_lvl+0x16c/0x1f0 [ 233.890854][ T8084] sysfs_warn_dup+0x7f/0xa0 [ 233.892447][ T8084] sysfs_create_dir_ns+0x24d/0x2b0 [ 233.894224][ T8084] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 233.896199][ T8084] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.898057][ T8084] ? do_raw_spin_unlock+0x172/0x230 [ 233.899844][ T8084] kobject_add_internal+0x2c8/0x990 [ 233.901660][ T8084] kobject_init_and_add+0x11c/0x190 [ 233.903444][ T8084] ? __pfx_kobject_init_and_add+0x10/0x10 [ 233.905455][ T8084] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.907317][ T8084] ? lockdep_init_map_type+0x16d/0x7d0 [ 233.909194][ T8084] gfs2_sys_fs_add+0x207/0x470 [ 233.910870][ T8084] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 233.912703][ T8084] ? __pfx_alloc_workqueue+0x10/0x10 [ 233.914521][ T8084] ? read_word_at_a_time+0xe/0x20 [ 233.916284][ T8084] gfs2_fill_super+0x1352/0x2bf0 [ 233.917992][ T8084] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.919807][ T8084] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 233.921656][ T8084] ? set_blocksize+0x2b1/0x350 [ 233.923302][ T8084] ? sb_set_blocksize+0xf6/0x120 [ 233.925000][ T8084] ? setup_bdev_super+0x392/0x720 [ 233.927210][ T8084] get_tree_bdev+0x36f/0x610 [ 233.928815][ T8084] ? __pfx_gfs2_fill_super+0x10/0x10 [ 233.930648][ T8084] ? __pfx_get_tree_bdev+0x10/0x10 [ 233.932411][ T8084] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 233.934329][ T8084] ? cap_capable+0x1cf/0x240 [ 233.935950][ T8084] gfs2_get_tree+0x4e/0x280 [ 233.937520][ T8084] vfs_get_tree+0x8f/0x380 [ 233.939050][ T8084] path_mount+0x14e6/0x1f20 [ 233.940625][ T8084] ? kmem_cache_free+0x12e/0x380 [ 233.942317][ T8084] ? __pfx_path_mount+0x10/0x10 [ 233.944003][ T8084] ? putname+0x12e/0x170 [ 233.945540][ T8084] __x64_sys_mount+0x297/0x320 [ 233.947220][ T8084] ? __pfx___x64_sys_mount+0x10/0x10 [ 233.949037][ T8084] do_syscall_64+0xcf/0x260 [ 233.950607][ T8084] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 233.952740][ T8084] RIP: 0033:0x7f9efaa7f5aa [ 233.954244][ T8084] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 233.960763][ T8084] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 233.963514][ T8084] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 233.966331][ T8084] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 233.968969][ T8084] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 233.971648][ T8084] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 233.974292][ T8084] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 233.976935][ T8084] </TASK> [ 233.979886][ T8084] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 233.982546][ T8082] CPU: 1 PID: 8082 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 233.985900][ T8084] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 233.989321][ T8082] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 233.994884][ T8082] Call Trace: [ 233.996013][ T8082] <TASK> [ 233.997213][ T8082] dump_stack_lvl+0x16c/0x1f0 [ 233.998892][ T8082] sysfs_warn_dup+0x7f/0xa0 [ 234.000446][ T8082] sysfs_create_dir_ns+0x24d/0x2b0 [ 234.002165][ T8082] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 234.004052][ T8082] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.005876][ T8082] ? do_raw_spin_unlock+0x172/0x230 [ 234.007637][ T8082] kobject_add_internal+0x2c8/0x990 [ 234.009404][ T8082] kobject_init_and_add+0x11c/0x190 [ 234.011155][ T8082] ? __pfx_kobject_init_and_add+0x10/0x10 [ 234.013062][ T8082] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.014892][ T8082] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.016735][ T8082] gfs2_sys_fs_add+0x207/0x470 [ 234.018348][ T8082] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 234.020122][ T8082] ? __pfx_alloc_workqueue+0x10/0x10 [ 234.022008][ T8082] ? read_word_at_a_time+0xe/0x20 [ 234.023740][ T8082] gfs2_fill_super+0x1352/0x2bf0 [ 234.025535][ T8082] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.027370][ T8082] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.029208][ T8082] ? set_blocksize+0x2b1/0x350 [ 234.030910][ T8082] ? sb_set_blocksize+0xf6/0x120 [ 234.032633][ T8082] ? setup_bdev_super+0x392/0x720 [ 234.034348][ T8082] get_tree_bdev+0x36f/0x610 [ 234.035937][ T8082] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.037755][ T8082] ? __pfx_get_tree_bdev+0x10/0x10 [ 234.039497][ T8082] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 234.041293][ T8082] ? cap_capable+0x1cf/0x240 [ 234.042876][ T8082] gfs2_get_tree+0x4e/0x280 [ 234.044443][ T8082] vfs_get_tree+0x8f/0x380 [ 234.045957][ T8082] path_mount+0x14e6/0x1f20 [ 234.047512][ T8082] ? kmem_cache_free+0x12e/0x380 [ 234.049206][ T8082] ? __pfx_path_mount+0x10/0x10 [ 234.050874][ T8082] ? putname+0x12e/0x170 [ 234.052330][ T8082] __x64_sys_mount+0x297/0x320 [ 234.053954][ T8082] ? __pfx___x64_sys_mount+0x10/0x10 [ 234.055793][ T8082] do_syscall_64+0xcf/0x260 [ 234.057335][ T8082] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 234.059347][ T8082] RIP: 0033:0x7fb72827f5aa [ 234.061152][ T8082] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 234.069632][ T8082] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 234.073313][ T8082] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 234.076823][ T8082] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 234.080313][ T8082] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 234.083848][ T8082] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 234.087221][ T8082] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 234.089882][ T8082] </TASK> [ 234.093476][ T8082] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.098158][ T8082] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 234.418151][ T8094] loop2: detected capacity change from 0 to 32768 [ 234.429178][ T8094] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 234.435242][ T8094] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 234.456167][ T8094] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 234.459444][ T8097] loop3: detected capacity change from 0 to 32768 [ 234.460144][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 234.464026][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 234.475461][ T8097] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 234.477697][ T8095] loop1: detected capacity change from 0 to 32768 [ 234.478314][ T8097] CPU: 2 PID: 8097 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 234.483965][ T8097] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 234.487417][ T8097] Call Trace: [ 234.488586][ T8097] <TASK> [ 234.489612][ T8097] dump_stack_lvl+0x16c/0x1f0 [ 234.491248][ T8097] sysfs_warn_dup+0x7f/0xa0 [ 234.492828][ T8097] sysfs_create_dir_ns+0x24d/0x2b0 [ 234.494573][ T8097] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 234.496514][ T8097] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.498362][ T8097] ? do_raw_spin_unlock+0x172/0x230 [ 234.500144][ T8097] kobject_add_internal+0x2c8/0x990 [ 234.500511][ T8095] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 234.501939][ T8097] kobject_init_and_add+0x11c/0x190 [ 234.506093][ T8097] ? __pfx_kobject_init_and_add+0x10/0x10 [ 234.508013][ T8097] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.509895][ T8097] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.510373][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 234.511761][ T8097] gfs2_sys_fs_add+0x207/0x470 [ 234.515344][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 234.515870][ T8097] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 234.517655][ T8094] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 234.519424][ T8097] ? __pfx_alloc_workqueue+0x10/0x10 [ 234.523385][ T8091] loop0: detected capacity change from 0 to 32768 [ 234.523658][ T8097] ? read_word_at_a_time+0xe/0x20 [ 234.526803][ T8094] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 234.527988][ T8097] gfs2_fill_super+0x1352/0x2bf0 [ 234.528318][ T8091] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 234.531801][ T8094] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 234.531801][ T8094] inode = 12 2341 [ 234.531801][ T8094] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 234.533804][ T8097] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.536329][ T8094] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 234.543606][ T8097] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.543628][ T8097] ? set_blocksize+0x2b1/0x350 [ 234.543641][ T8097] ? sb_set_blocksize+0xf6/0x120 [ 234.543652][ T8097] ? setup_bdev_super+0x392/0x720 [ 234.543666][ T8097] get_tree_bdev+0x36f/0x610 [ 234.543683][ T8097] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.543694][ T8097] ? __pfx_get_tree_bdev+0x10/0x10 [ 234.543708][ T8097] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 234.543720][ T8097] ? cap_capable+0x1cf/0x240 [ 234.543736][ T8097] gfs2_get_tree+0x4e/0x280 [ 234.543751][ T8097] vfs_get_tree+0x8f/0x380 [ 234.543765][ T8097] path_mount+0x14e6/0x1f20 [ 234.543779][ T8097] ? kmem_cache_free+0x12e/0x380 [ 234.543790][ T8097] ? __pfx_path_mount+0x10/0x10 [ 234.543803][ T8097] ? putname+0x12e/0x170 [ 234.543814][ T8097] __x64_sys_mount+0x297/0x320 [ 234.543828][ T8097] ? __pfx___x64_sys_mount+0x10/0x10 [ 234.543842][ T8097] do_syscall_64+0xcf/0x260 [ 234.579898][ T8097] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 234.581942][ T8097] RIP: 0033:0x7fb72827f5aa [ 234.583486][ T8097] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 234.590037][ T8097] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 234.592903][ T8097] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 234.595597][ T8097] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 234.598280][ T8097] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 234.601001][ T8097] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 234.603686][ T8097] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 234.606380][ T8097] </TASK> [ 234.607459][ T8095] CPU: 1 PID: 8095 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 234.608205][ T8094] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8094 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 234.610857][ T8097] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.610871][ T8097] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 234.611113][ T8095] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 234.611123][ T8095] Call Trace: [ 234.611128][ T8095] <TASK> [ 234.611133][ T8095] dump_stack_lvl+0x16c/0x1f0 [ 234.611151][ T8095] sysfs_warn_dup+0x7f/0xa0 [ 234.611167][ T8095] sysfs_create_dir_ns+0x24d/0x2b0 [ 234.611182][ T8095] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 234.611197][ T8095] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.611209][ T8095] ? do_raw_spin_unlock+0x172/0x230 [ 234.614486][ T8094] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 234.619182][ T8095] kobject_add_internal+0x2c8/0x990 [ 234.621642][ T8094] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 234.625401][ T8095] kobject_init_and_add+0x11c/0x190 [ 234.626635][ T8094] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 234.627669][ T8095] ? __pfx_kobject_init_and_add+0x10/0x10 [ 234.629255][ T8094] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 234.631003][ T8095] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.631025][ T8095] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.631040][ T8095] gfs2_sys_fs_add+0x207/0x470 [ 234.631055][ T8095] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 234.631069][ T8095] ? __pfx_alloc_workqueue+0x10/0x10 [ 234.665504][ T8095] ? read_word_at_a_time+0xe/0x20 [ 234.667217][ T8095] gfs2_fill_super+0x1352/0x2bf0 [ 234.668914][ T8095] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.670659][ T8095] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.672491][ T8095] ? set_blocksize+0x2b1/0x350 [ 234.674144][ T8095] ? sb_set_blocksize+0xf6/0x120 [ 234.675836][ T8095] ? setup_bdev_super+0x392/0x720 [ 234.677562][ T8095] get_tree_bdev+0x36f/0x610 [ 234.679157][ T8095] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.680972][ T8095] ? __pfx_get_tree_bdev+0x10/0x10 [ 234.682719][ T8095] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 234.684647][ T8095] ? cap_capable+0x1cf/0x240 [ 234.686235][ T8095] gfs2_get_tree+0x4e/0x280 [ 234.687796][ T8095] vfs_get_tree+0x8f/0x380 [ 234.689346][ T8095] path_mount+0x14e6/0x1f20 [ 234.690928][ T8095] ? kmem_cache_free+0x12e/0x380 [ 234.692627][ T8095] ? __pfx_path_mount+0x10/0x10 [ 234.694286][ T8095] ? putname+0x12e/0x170 [ 234.695746][ T8095] __x64_sys_mount+0x297/0x320 [ 234.697395][ T8095] ? __pfx___x64_sys_mount+0x10/0x10 [ 234.699193][ T8095] do_syscall_64+0xcf/0x260 [ 234.700758][ T8095] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 234.702777][ T8095] RIP: 0033:0x7fbb4807f5aa [ 234.704313][ T8095] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 234.710803][ T8095] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 234.713635][ T8095] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 234.716286][ T8095] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 234.718950][ T8095] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 234.721624][ T8095] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 234.724282][ T8095] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 234.726955][ T8095] </TASK> [ 234.728015][ T8091] CPU: 0 PID: 8091 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 234.729983][ T8095] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.731481][ T8091] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 234.734379][ T8094] gfs2: fsid=syz:syz.0: File system withdrawn [ 234.736173][ T8095] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 234.739401][ T8091] Call Trace: [ 234.739410][ T8091] <TASK> [ 234.745922][ T8091] dump_stack_lvl+0x16c/0x1f0 [ 234.747518][ T8091] sysfs_warn_dup+0x7f/0xa0 [ 234.749060][ T8091] sysfs_create_dir_ns+0x24d/0x2b0 [ 234.750790][ T8091] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 234.752684][ T8091] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.754462][ T8091] ? do_raw_spin_unlock+0x172/0x230 [ 234.756200][ T8091] kobject_add_internal+0x2c8/0x990 [ 234.757947][ T8091] kobject_init_and_add+0x11c/0x190 [ 234.759610][ T8091] ? __pfx_kobject_init_and_add+0x10/0x10 [ 234.761421][ T8091] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.763246][ T8091] ? lockdep_init_map_type+0x16d/0x7d0 [ 234.765082][ T8091] gfs2_sys_fs_add+0x207/0x470 [ 234.766703][ T8091] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 234.768480][ T8091] ? __pfx_alloc_workqueue+0x10/0x10 [ 234.770248][ T8091] ? read_word_at_a_time+0xe/0x20 [ 234.771900][ T8091] gfs2_fill_super+0x1352/0x2bf0 [ 234.773540][ T8091] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.775270][ T8091] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 234.777058][ T8091] ? set_blocksize+0x2b1/0x350 [ 234.778662][ T8091] ? sb_set_blocksize+0xf6/0x120 [ 234.780329][ T8091] ? setup_bdev_super+0x392/0x720 [ 234.782013][ T8091] get_tree_bdev+0x36f/0x610 [ 234.783572][ T8091] ? __pfx_gfs2_fill_super+0x10/0x10 [ 234.785341][ T8091] ? __pfx_get_tree_bdev+0x10/0x10 [ 234.787059][ T8091] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 234.788942][ T8091] ? cap_capable+0x1cf/0x240 [ 234.790518][ T8091] gfs2_get_tree+0x4e/0x280 [ 234.792042][ T8091] vfs_get_tree+0x8f/0x380 [ 234.793552][ T8091] path_mount+0x14e6/0x1f20 [ 234.795073][ T8091] ? kmem_cache_free+0x12e/0x380 [ 234.796741][ T8091] ? __pfx_path_mount+0x10/0x10 [ 234.798366][ T8091] ? putname+0x12e/0x170 [ 234.799796][ T8091] __x64_sys_mount+0x297/0x320 [ 234.801408][ T8091] ? __pfx___x64_sys_mount+0x10/0x10 [ 234.803170][ T8091] do_syscall_64+0xcf/0x260 [ 234.804697][ T8091] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 234.806674][ T8091] RIP: 0033:0x7f0085c7f5aa [ 234.808189][ T8091] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 234.814616][ T8091] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 234.817401][ T8091] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 234.820051][ T8091] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 234.822702][ T8091] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 234.825277][ T8091] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 234.827906][ T8091] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 234.830566][ T8091] </TASK> [ 234.831619][ T8094] CPU: 2 PID: 8094 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 234.833826][ T8091] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 234.835150][ T8094] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 234.839799][ T8091] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 234.844202][ T8094] Call Trace: [ 234.847953][ T8094] <TASK> [ 234.849320][ T8094] dump_stack_lvl+0x16c/0x1f0 [ 234.851465][ T8094] gfs2_withdraw+0xab8/0x1290 [ 234.853613][ T8094] ? __pfx_gfs2_withdraw+0x10/0x10 [ 234.855905][ T8094] gfs2_dirent_scan+0x2fc/0x3c0 [ 234.858145][ T8094] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 234.860191][ T8094] gfs2_dir_read+0x36a/0x14d0 [ 234.861819][ T8094] ? inode_go_held+0x151/0x210 [ 234.863467][ T8094] ? __pfx_inode_go_held+0x10/0x10 [ 234.865266][ T8094] ? gfs2_instantiate+0x1eb/0x250 [ 234.867034][ T8094] ? gfs2_glock_wait+0x1e0/0x330 [ 234.868754][ T8094] ? __pfx_gfs2_dir_read+0x10/0x10 [ 234.870519][ T8094] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 234.872187][ T8094] ? do_raw_spin_unlock+0x172/0x230 [ 234.874329][ T8094] gfs2_readdir+0x13d/0x1d0 [ 234.876321][ T8094] ? __pfx_gfs2_readdir+0x10/0x10 [ 234.878585][ T8094] ? iterate_dir+0x292/0x9e0 [ 234.880669][ T8094] ? selinux_file_permission+0x125/0x590 [ 234.883197][ T8094] iterate_dir+0x292/0x9e0 [ 234.885234][ T8094] __x64_sys_getdents64+0x14f/0x2e0 [ 234.887590][ T8094] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 234.890149][ T8094] ? __pfx_filldir64+0x10/0x10 [ 234.892348][ T8094] do_syscall_64+0xcf/0x260 [ 234.894416][ T8094] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 234.897119][ T8094] RIP: 0033:0x7f9efaa7dea9 [ 234.899134][ T8094] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 234.905900][ T8094] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 234.908712][ T8094] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 234.911418][ T8094] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 234.914128][ T8094] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 234.916863][ T8094] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 234.919566][ T8094] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 234.922270][ T8094] </TASK> [ 235.248224][ T8104] loop0: detected capacity change from 0 to 32768 [ 235.249659][ T8106] loop1: detected capacity change from 0 to 32768 [ 235.255939][ T8104] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 235.258583][ T8104] CPU: 0 PID: 8104 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 235.260476][ T8106] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 235.262092][ T8104] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 235.262103][ T8104] Call Trace: [ 235.262108][ T8104] <TASK> [ 235.262113][ T8104] dump_stack_lvl+0x16c/0x1f0 [ 235.262131][ T8104] sysfs_warn_dup+0x7f/0xa0 [ 235.265194][ T8106] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 235.268567][ T8104] sysfs_create_dir_ns+0x24d/0x2b0 [ 235.268588][ T8104] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 235.268603][ T8104] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.268614][ T8104] ? do_raw_spin_unlock+0x172/0x230 [ 235.268624][ T8104] kobject_add_internal+0x2c8/0x990 [ 235.285396][ T8104] kobject_init_and_add+0x11c/0x190 [ 235.287170][ T8104] ? __pfx_kobject_init_and_add+0x10/0x10 [ 235.289123][ T8104] ? lockdep_init_map_type+0x16d/0x7d0 [ 235.291002][ T8104] ? lockdep_init_map_type+0x16d/0x7d0 [ 235.292872][ T8104] gfs2_sys_fs_add+0x207/0x470 [ 235.294520][ T8104] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 235.296425][ T8104] ? __pfx_alloc_workqueue+0x10/0x10 [ 235.298279][ T8104] ? read_word_at_a_time+0xe/0x20 [ 235.300003][ T8104] gfs2_fill_super+0x1352/0x2bf0 [ 235.301711][ T8104] ? __pfx_gfs2_fill_super+0x10/0x10 [ 235.303523][ T8104] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.305383][ T8104] ? set_blocksize+0x2b1/0x350 [ 235.306046][ T8106] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 235.307021][ T8104] ? sb_set_blocksize+0xf6/0x120 [ 235.308729][ T8110] loop3: detected capacity change from 0 to 32768 [ 235.310098][ T8109] loop2: detected capacity change from 0 to 32768 [ 235.311613][ T8104] ? setup_bdev_super+0x392/0x720 [ 235.311632][ T8104] get_tree_bdev+0x36f/0x610 [ 235.311646][ T8104] ? __pfx_gfs2_fill_super+0x10/0x10 [ 235.311656][ T8104] ? __pfx_get_tree_bdev+0x10/0x10 [ 235.311670][ T8104] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 235.312020][ T8110] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 235.318642][ T5072] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 235.319476][ T8104] ? cap_capable+0x1cf/0x240 [ 235.321991][ T5072] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 235.323063][ T8104] gfs2_get_tree+0x4e/0x280 [ 235.328656][ T8109] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 235.329783][ T8104] vfs_get_tree+0x8f/0x380 [ 235.329802][ T8104] path_mount+0x14e6/0x1f20 [ 235.329817][ T8104] ? kmem_cache_free+0x12e/0x380 [ 235.329828][ T8104] ? __pfx_path_mount+0x10/0x10 [ 235.329841][ T8104] ? putname+0x12e/0x170 [ 235.329852][ T8104] __x64_sys_mount+0x297/0x320 [ 235.347450][ T8104] ? __pfx___x64_sys_mount+0x10/0x10 [ 235.349258][ T8104] do_syscall_64+0xcf/0x260 [ 235.350830][ T8104] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 235.352854][ T8104] RIP: 0033:0x7f0085c7f5aa [ 235.354648][ T8104] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 235.361315][ T8104] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 235.364142][ T8104] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 235.366865][ T8104] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 235.367312][ T5072] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 235.369552][ T8104] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 235.372277][ T5072] gfs2: fsid=syz:syz.0: jid=0: Done [ 235.374807][ T8104] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 235.376931][ T8106] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 235.379301][ T8104] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 235.379314][ T8104] </TASK> [ 235.379320][ T8110] CPU: 3 PID: 8110 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 235.379337][ T8110] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 235.382526][ T8104] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 235.384589][ T8110] Call Trace: [ 235.384597][ T8110] <TASK> [ 235.384601][ T8110] dump_stack_lvl+0x16c/0x1f0 [ 235.385802][ T8104] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 235.389133][ T8110] sysfs_warn_dup+0x7f/0xa0 [ 235.397728][ T8106] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 235.398086][ T8110] sysfs_create_dir_ns+0x24d/0x2b0 [ 235.398108][ T8110] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 235.398123][ T8110] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.400496][ T8106] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 235.400496][ T8106] inode = 12 2341 [ 235.400496][ T8106] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 235.401897][ T8110] ? do_raw_spin_unlock+0x172/0x230 [ 235.401910][ T8110] kobject_add_internal+0x2c8/0x990 [ 235.401929][ T8110] kobject_init_and_add+0x11c/0x190 [ 235.401939][ T8110] ? __pfx_kobject_init_and_add+0x10/0x10 [ 235.405460][ T8106] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 235.405827][ T8110] ? lockdep_init_map_type+0x16d/0x7d0 [ 235.412165][ T8106] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8106 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 235.412370][ T8110] ? lockdep_init_map_type+0x16d/0x7d0 [ 235.417806][ T8106] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 235.421033][ T8110] gfs2_sys_fs_add+0x207/0x470 [ 235.421054][ T8110] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 235.421068][ T8110] ? __pfx_alloc_workqueue+0x10/0x10 [ 235.421083][ T8110] ? read_word_at_a_time+0xe/0x20 [ 235.421093][ T8110] gfs2_fill_super+0x1352/0x2bf0 [ 235.421106][ T8110] ? __pfx_gfs2_fill_super+0x10/0x10 [ 235.421115][ T8110] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.428470][ T8106] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 235.431385][ T8110] ? set_blocksize+0x2b1/0x350 [ 235.431403][ T8110] ? sb_set_blocksize+0xf6/0x120 [ 235.431414][ T8110] ? setup_bdev_super+0x392/0x720 [ 235.431429][ T8110] get_tree_bdev+0x36f/0x610 [ 235.431444][ T8110] ? __pfx_gfs2_fill_super+0x10/0x10 [ 235.431454][ T8110] ? __pfx_get_tree_bdev+0x10/0x10 [ 235.436798][ T8106] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 235.437368][ T8110] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 235.441613][ T8106] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 235.442191][ T8110] ? cap_capable+0x1cf/0x240 [ 235.447931][ T8106] gfs2: fsid=syz:syz.0: File system withdrawn [ 235.448025][ T8110] gfs2_get_tree+0x4e/0x280 [ 235.485053][ T8110] vfs_get_tree+0x8f/0x380 [ 235.486554][ T8110] path_mount+0x14e6/0x1f20 [ 235.488074][ T8110] ? kmem_cache_free+0x12e/0x380 [ 235.489734][ T8110] ? __pfx_path_mount+0x10/0x10 [ 235.491371][ T8110] ? putname+0x12e/0x170 [ 235.492787][ T8110] __x64_sys_mount+0x297/0x320 [ 235.494739][ T8110] ? __pfx___x64_sys_mount+0x10/0x10 [ 235.496531][ T8110] do_syscall_64+0xcf/0x260 [ 235.498050][ T8110] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 235.500016][ T8110] RIP: 0033:0x7fb72827f5aa [ 235.501513][ T8110] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 235.508095][ T8110] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 235.510964][ T8110] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 235.513786][ T8110] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 235.516726][ T8110] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 235.519389][ T8110] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 235.522102][ T8110] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 235.524830][ T8110] </TASK> [ 235.525898][ T8106] CPU: 2 PID: 8106 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 235.526423][ T8110] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 235.529660][ T8106] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 235.529670][ T8106] Call Trace: [ 235.529675][ T8106] <TASK> [ 235.529680][ T8106] dump_stack_lvl+0x16c/0x1f0 [ 235.529698][ T8106] gfs2_withdraw+0xab8/0x1290 [ 235.529715][ T8106] ? __pfx_gfs2_withdraw+0x10/0x10 [ 235.529731][ T8106] gfs2_dirent_scan+0x2fc/0x3c0 [ 235.534478][ T8110] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 235.538508][ T8106] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 235.552702][ T8106] gfs2_dir_read+0x36a/0x14d0 [ 235.554341][ T8106] ? inode_go_held+0x151/0x210 [ 235.555993][ T8106] ? __pfx_inode_go_held+0x10/0x10 [ 235.557771][ T8106] ? gfs2_instantiate+0x1eb/0x250 [ 235.559458][ T8106] ? gfs2_glock_wait+0x1e0/0x330 [ 235.561179][ T8106] ? __pfx_gfs2_dir_read+0x10/0x10 [ 235.562938][ T8106] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 235.565042][ T8106] ? do_raw_spin_unlock+0x172/0x230 [ 235.567242][ T8106] gfs2_readdir+0x13d/0x1d0 [ 235.568830][ T8106] ? __pfx_gfs2_readdir+0x10/0x10 [ 235.570621][ T8106] ? iterate_dir+0x292/0x9e0 [ 235.572225][ T8106] ? selinux_file_permission+0x125/0x590 [ 235.574239][ T8106] iterate_dir+0x292/0x9e0 [ 235.575810][ T8106] __x64_sys_getdents64+0x14f/0x2e0 [ 235.577635][ T8106] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 235.579627][ T8106] ? __pfx_filldir64+0x10/0x10 [ 235.581317][ T8106] do_syscall_64+0xcf/0x260 [ 235.582928][ T8106] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 235.585526][ T8106] RIP: 0033:0x7fbb4807dea9 [ 235.587362][ T8106] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 235.593988][ T8106] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 235.596851][ T8106] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 235.599538][ T8106] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 235.602263][ T8106] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 235.605455][ T8106] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 235.608473][ T8106] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 235.611172][ T8106] </TASK> [ 235.612288][ T8109] CPU: 0 PID: 8109 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 235.615895][ T8109] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 235.620009][ T8109] Call Trace: [ 235.621537][ T8109] <TASK> [ 235.622869][ T8109] dump_stack_lvl+0x16c/0x1f0 [ 235.624943][ T8109] sysfs_warn_dup+0x7f/0xa0 [ 235.626534][ T8109] sysfs_create_dir_ns+0x24d/0x2b0 [ 235.628311][ T8109] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 235.630321][ T8109] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.632148][ T8109] ? do_raw_spin_unlock+0x172/0x230 [ 235.634055][ T8109] kobject_add_internal+0x2c8/0x990 [ 235.635834][ T8109] kobject_init_and_add+0x11c/0x190 [ 235.637426][ T8109] ? __pfx_kobject_init_and_add+0x10/0x10 [ 235.639263][ T8109] ? lockdep_init_map_type+0x16d/0x7d0 [ 235.641030][ T8109] ? lockdep_init_map_type+0x16d/0x7d0 [ 235.642876][ T8109] gfs2_sys_fs_add+0x207/0x470 [ 235.644562][ T8109] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 235.646373][ T8109] ? __pfx_alloc_workqueue+0x10/0x10 [ 235.648194][ T8109] ? read_word_at_a_time+0xe/0x20 [ 235.649919][ T8109] gfs2_fill_super+0x1352/0x2bf0 [ 235.651622][ T8109] ? __pfx_gfs2_fill_super+0x10/0x10 [ 235.653504][ T8109] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.655328][ T8109] ? set_blocksize+0x2b1/0x350 [ 235.656979][ T8109] ? sb_set_blocksize+0xf6/0x120 [ 235.658656][ T8109] ? setup_bdev_super+0x392/0x720 [ 235.660893][ T8109] get_tree_bdev+0x36f/0x610 [ 235.662953][ T8109] ? __pfx_gfs2_fill_super+0x10/0x10 [ 235.665195][ T8109] ? __pfx_get_tree_bdev+0x10/0x10 [ 235.666972][ T8109] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 235.668948][ T8109] ? cap_capable+0x1cf/0x240 [ 235.670598][ T8109] gfs2_get_tree+0x4e/0x280 [ 235.672182][ T8109] vfs_get_tree+0x8f/0x380 [ 235.673796][ T8109] path_mount+0x14e6/0x1f20 [ 235.675840][ T8109] ? kmem_cache_free+0x12e/0x380 [ 235.677775][ T8109] ? __pfx_path_mount+0x10/0x10 [ 235.679486][ T8109] ? putname+0x12e/0x170 [ 235.680975][ T8109] __x64_sys_mount+0x297/0x320 [ 235.682654][ T8109] ? __pfx___x64_sys_mount+0x10/0x10 [ 235.684520][ T8109] do_syscall_64+0xcf/0x260 [ 235.686132][ T8109] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 235.688194][ T8109] RIP: 0033:0x7f9efaa7f5aa [ 235.689784][ T8109] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 235.697005][ T8109] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 235.700647][ T8109] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 235.704126][ T8109] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 235.707598][ T8109] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 235.711144][ T8109] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 235.714670][ T8109] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 235.717675][ T8109] </TASK> [ 235.719844][ T8109] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 235.724466][ T8109] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 235.964500][ T8117] loop3: detected capacity change from 0 to 32768 [ 235.976267][ T8117] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 235.979055][ T8117] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 235.985552][ T8117] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 235.989911][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 235.992643][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 236.025418][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 32ms [ 236.028015][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 236.031745][ T8117] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 236.036490][ T8117] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 236.039648][ T8117] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 236.039648][ T8117] inode = 12 2341 [ 236.039648][ T8117] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 236.048457][ T8117] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 236.051843][ T8117] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8117 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 236.055139][ T8117] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 236.057986][ T8117] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 236.061745][ T8117] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 236.064787][ T8117] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 236.068447][ T8117] gfs2: fsid=syz:syz.0: File system withdrawn [ 236.070890][ T8117] CPU: 1 PID: 8117 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.074476][ T8117] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.077938][ T8117] Call Trace: [ 236.079091][ T8117] <TASK> [ 236.080142][ T8117] dump_stack_lvl+0x16c/0x1f0 [ 236.081787][ T8117] gfs2_withdraw+0xab8/0x1290 [ 236.083416][ T8117] ? __pfx_gfs2_withdraw+0x10/0x10 [ 236.085214][ T8117] gfs2_dirent_scan+0x2fc/0x3c0 [ 236.086923][ T8117] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 236.088865][ T8117] gfs2_dir_read+0x36a/0x14d0 [ 236.090487][ T8117] ? inode_go_held+0x151/0x210 [ 236.092123][ T8117] ? __pfx_inode_go_held+0x10/0x10 [ 236.093998][ T8117] ? gfs2_instantiate+0x1eb/0x250 [ 236.095979][ T8117] ? gfs2_glock_wait+0x1e0/0x330 [ 236.097744][ T8117] ? __pfx_gfs2_dir_read+0x10/0x10 [ 236.099502][ T8117] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 236.101196][ T8117] ? do_raw_spin_unlock+0x172/0x230 [ 236.103009][ T8117] gfs2_readdir+0x13d/0x1d0 [ 236.104589][ T8117] ? __pfx_gfs2_readdir+0x10/0x10 [ 236.106331][ T8117] ? iterate_dir+0x292/0x9e0 [ 236.107927][ T8117] ? selinux_file_permission+0x125/0x590 [ 236.109880][ T8117] iterate_dir+0x292/0x9e0 [ 236.111445][ T8117] __x64_sys_getdents64+0x14f/0x2e0 [ 236.113392][ T8117] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 236.115395][ T8117] ? __pfx_filldir64+0x10/0x10 [ 236.117037][ T8117] do_syscall_64+0xcf/0x260 [ 236.118575][ T8117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.120625][ T8117] RIP: 0033:0x7fb72827dea9 [ 236.122143][ T8117] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 236.127390][ T8119] loop0: detected capacity change from 0 to 32768 [ 236.128573][ T8117] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 236.128589][ T8117] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 236.128596][ T8117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 236.128603][ T8117] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 236.128609][ T8117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 236.128615][ T8117] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 236.128627][ T8117] </TASK> [ 236.150346][ T8123] loop2: detected capacity change from 0 to 32768 [ 236.152390][ T8119] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.156154][ T8119] CPU: 2 PID: 8119 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.157244][ T8121] loop1: detected capacity change from 0 to 32768 [ 236.159683][ T8119] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.159693][ T8119] Call Trace: [ 236.159698][ T8119] <TASK> [ 236.159702][ T8119] dump_stack_lvl+0x16c/0x1f0 [ 236.159720][ T8119] sysfs_warn_dup+0x7f/0xa0 [ 236.170939][ T8119] sysfs_create_dir_ns+0x24d/0x2b0 [ 236.172662][ T8119] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 236.174707][ T8119] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.176721][ T8119] ? do_raw_spin_unlock+0x172/0x230 [ 236.178586][ T8119] kobject_add_internal+0x2c8/0x990 [ 236.180395][ T8119] kobject_init_and_add+0x11c/0x190 [ 236.182231][ T8119] ? __pfx_kobject_init_and_add+0x10/0x10 [ 236.184261][ T8119] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.186189][ T8119] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.188065][ T8119] gfs2_sys_fs_add+0x207/0x470 [ 236.189771][ T8119] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 236.191600][ T8119] ? __pfx_alloc_workqueue+0x10/0x10 [ 236.193511][ T8119] ? read_word_at_a_time+0xe/0x20 [ 236.195274][ T8119] gfs2_fill_super+0x1352/0x2bf0 [ 236.196995][ T8119] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.198842][ T8119] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.199177][ T8123] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 236.200684][ T8119] ? set_blocksize+0x2b1/0x350 [ 236.200701][ T8119] ? sb_set_blocksize+0xf6/0x120 [ 236.200712][ T8119] ? setup_bdev_super+0x392/0x720 [ 236.200730][ T8119] get_tree_bdev+0x36f/0x610 [ 236.203478][ T8123] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 236.205071][ T8119] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.205087][ T8119] ? __pfx_get_tree_bdev+0x10/0x10 [ 236.205102][ T8119] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 236.205116][ T8119] ? cap_capable+0x1cf/0x240 [ 236.219876][ T8119] gfs2_get_tree+0x4e/0x280 [ 236.221544][ T8119] vfs_get_tree+0x8f/0x380 [ 236.223107][ T8119] path_mount+0x14e6/0x1f20 [ 236.224931][ T8119] ? kmem_cache_free+0x12e/0x380 [ 236.226725][ T8119] ? __pfx_path_mount+0x10/0x10 [ 236.228509][ T8119] ? putname+0x12e/0x170 [ 236.229947][ T8119] __x64_sys_mount+0x297/0x320 [ 236.231637][ T8119] ? __pfx___x64_sys_mount+0x10/0x10 [ 236.233472][ T8119] do_syscall_64+0xcf/0x260 [ 236.235129][ T8119] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.237141][ T8119] RIP: 0033:0x7f0085c7f5aa [ 236.238734][ T8119] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 236.245366][ T8119] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 236.248189][ T8119] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 236.250938][ T8119] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 236.253682][ T8119] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 236.256331][ T8119] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 236.259031][ T8119] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 236.261713][ T8119] </TASK> [ 236.263187][ T8119] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.264384][ T8121] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.268047][ T8119] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 236.271803][ T8123] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 236.273514][ T8121] CPU: 0 PID: 8121 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.273528][ T8121] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.273534][ T8121] Call Trace: [ 236.273539][ T8121] <TASK> [ 236.273543][ T8121] dump_stack_lvl+0x16c/0x1f0 [ 236.278004][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 236.280071][ T8121] sysfs_warn_dup+0x7f/0xa0 [ 236.280090][ T8121] sysfs_create_dir_ns+0x24d/0x2b0 [ 236.280105][ T8121] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 236.280119][ T8121] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.280130][ T8121] ? do_raw_spin_unlock+0x172/0x230 [ 236.280141][ T8121] kobject_add_internal+0x2c8/0x990 [ 236.280156][ T8121] kobject_init_and_add+0x11c/0x190 [ 236.280166][ T8121] ? __pfx_kobject_init_and_add+0x10/0x10 [ 236.280176][ T8121] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.280190][ T8121] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.280205][ T8121] gfs2_sys_fs_add+0x207/0x470 [ 236.280219][ T8121] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 236.280232][ T8121] ? __pfx_alloc_workqueue+0x10/0x10 [ 236.280262][ T8121] ? read_word_at_a_time+0xe/0x20 [ 236.280273][ T8121] gfs2_fill_super+0x1352/0x2bf0 [ 236.280284][ T8121] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.280294][ T8121] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.280303][ T8121] ? set_blocksize+0x2b1/0x350 [ 236.280316][ T8121] ? sb_set_blocksize+0xf6/0x120 [ 236.280327][ T8121] ? setup_bdev_super+0x392/0x720 [ 236.280344][ T8121] get_tree_bdev+0x36f/0x610 [ 236.280358][ T8121] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.280367][ T8121] ? __pfx_get_tree_bdev+0x10/0x10 [ 236.280381][ T8121] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 236.280393][ T8121] ? cap_capable+0x1cf/0x240 [ 236.280409][ T8121] gfs2_get_tree+0x4e/0x280 [ 236.280423][ T8121] vfs_get_tree+0x8f/0x380 [ 236.280437][ T8121] path_mount+0x14e6/0x1f20 [ 236.280451][ T8121] ? kmem_cache_free+0x12e/0x380 [ 236.280462][ T8121] ? __pfx_path_mount+0x10/0x10 [ 236.280475][ T8121] ? putname+0x12e/0x170 [ 236.280486][ T8121] __x64_sys_mount+0x297/0x320 [ 236.280500][ T8121] ? __pfx___x64_sys_mount+0x10/0x10 [ 236.280514][ T8121] do_syscall_64+0xcf/0x260 [ 236.280525][ T8121] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.280541][ T8121] RIP: 0033:0x7fbb4807f5aa [ 236.280550][ T8121] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 236.280560][ T8121] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 236.280572][ T8121] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 236.280579][ T8121] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 236.280585][ T8121] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 236.280592][ T8121] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 236.280599][ T8121] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 236.280607][ T8121] </TASK> [ 236.281217][ T8121] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.285219][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 236.286085][ T8121] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 236.315335][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 236.396695][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 236.398513][ T8123] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 236.405161][ T8123] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 236.408030][ T8123] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 236.408030][ T8123] inode = 12 2341 [ 236.408030][ T8123] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 236.414460][ T8123] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 236.417534][ T8123] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8123 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 236.420995][ T8123] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 236.423790][ T8123] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 236.426007][ T8123] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 236.428939][ T8123] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 236.431852][ T8123] gfs2: fsid=syz:syz.0: File system withdrawn [ 236.433982][ T8123] CPU: 1 PID: 8123 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.437515][ T8123] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.440927][ T8123] Call Trace: [ 236.442061][ T8123] <TASK> [ 236.443066][ T8123] dump_stack_lvl+0x16c/0x1f0 [ 236.444752][ T8123] gfs2_withdraw+0xab8/0x1290 [ 236.446421][ T8123] ? __pfx_gfs2_withdraw+0x10/0x10 [ 236.448153][ T8123] gfs2_dirent_scan+0x2fc/0x3c0 [ 236.449848][ T8123] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 236.451810][ T8123] gfs2_dir_read+0x36a/0x14d0 [ 236.453424][ T8123] ? inode_go_held+0x151/0x210 [ 236.455028][ T8123] ? __pfx_inode_go_held+0x10/0x10 [ 236.456849][ T8123] ? gfs2_instantiate+0x1eb/0x250 [ 236.458555][ T8123] ? gfs2_glock_wait+0x1e0/0x330 [ 236.460217][ T8123] ? __pfx_gfs2_dir_read+0x10/0x10 [ 236.462081][ T8123] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 236.463737][ T8123] ? do_raw_spin_unlock+0x172/0x230 [ 236.465639][ T8123] gfs2_readdir+0x13d/0x1d0 [ 236.467182][ T8123] ? __pfx_gfs2_readdir+0x10/0x10 [ 236.468888][ T8123] ? iterate_dir+0x292/0x9e0 [ 236.470573][ T8123] ? selinux_file_permission+0x125/0x590 [ 236.472487][ T8123] iterate_dir+0x292/0x9e0 [ 236.474134][ T8123] __x64_sys_getdents64+0x14f/0x2e0 [ 236.475895][ T8123] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 236.477922][ T8123] ? __pfx_filldir64+0x10/0x10 [ 236.479533][ T8123] do_syscall_64+0xcf/0x260 [ 236.481173][ T8123] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.483164][ T8123] RIP: 0033:0x7f9efaa7dea9 [ 236.484718][ T8123] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 236.491292][ T8123] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 236.494179][ T8123] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 236.496900][ T8123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 236.499532][ T8123] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 236.502235][ T8123] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 236.504964][ T8123] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 236.507614][ T8123] </TASK> [ 236.635509][ T8129] loop3: detected capacity change from 0 to 32768 [ 236.660553][ T8129] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 236.663333][ T8129] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 236.663566][ T8131] loop0: detected capacity change from 0 to 32768 [ 236.670609][ T8131] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.673256][ T8131] CPU: 0 PID: 8131 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.676756][ T8131] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.680513][ T8131] Call Trace: [ 236.681668][ T8131] <TASK> [ 236.682677][ T8131] dump_stack_lvl+0x16c/0x1f0 [ 236.683625][ T8129] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 236.684290][ T8131] sysfs_warn_dup+0x7f/0xa0 [ 236.688568][ T8131] sysfs_create_dir_ns+0x24d/0x2b0 [ 236.689075][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 236.690349][ T8131] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 236.690367][ T8131] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.690379][ T8131] ? do_raw_spin_unlock+0x172/0x230 [ 236.690390][ T8131] kobject_add_internal+0x2c8/0x990 [ 236.690406][ T8131] kobject_init_and_add+0x11c/0x190 [ 236.690416][ T8131] ? __pfx_kobject_init_and_add+0x10/0x10 [ 236.692776][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 236.694626][ T8131] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.694645][ T8131] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.694660][ T8131] gfs2_sys_fs_add+0x207/0x470 [ 236.711659][ T8131] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 236.713456][ T8131] ? __pfx_alloc_workqueue+0x10/0x10 [ 236.715244][ T8131] ? read_word_at_a_time+0xe/0x20 [ 236.716971][ T8131] gfs2_fill_super+0x1352/0x2bf0 [ 236.718674][ T8131] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.720852][ T8131] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.722660][ T8131] ? set_blocksize+0x2b1/0x350 [ 236.724165][ T8131] ? sb_set_blocksize+0xf6/0x120 [ 236.724608][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 236.725854][ T8131] ? setup_bdev_super+0x392/0x720 [ 236.725872][ T8131] get_tree_bdev+0x36f/0x610 [ 236.725886][ T8131] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.728009][ T8134] loop1: detected capacity change from 0 to 32768 [ 236.730474][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 236.731825][ T8131] ? __pfx_get_tree_bdev+0x10/0x10 [ 236.733810][ T8129] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 236.735837][ T8131] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 236.735853][ T8131] ? cap_capable+0x1cf/0x240 [ 236.735869][ T8131] gfs2_get_tree+0x4e/0x280 [ 236.737734][ T8134] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.739453][ T8131] vfs_get_tree+0x8f/0x380 [ 236.750947][ T8131] path_mount+0x14e6/0x1f20 [ 236.752518][ T8131] ? kmem_cache_free+0x12e/0x380 [ 236.754204][ T8131] ? __pfx_path_mount+0x10/0x10 [ 236.755897][ T8131] ? putname+0x12e/0x170 [ 236.756220][ T8129] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 236.757353][ T8131] __x64_sys_mount+0x297/0x320 [ 236.757373][ T8131] ? __pfx___x64_sys_mount+0x10/0x10 [ 236.757388][ T8131] do_syscall_64+0xcf/0x260 [ 236.761794][ T8129] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 236.761794][ T8129] inode = 12 2341 [ 236.761794][ T8129] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 236.761981][ T8131] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.763872][ T8129] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 236.765445][ T8131] RIP: 0033:0x7f0085c7f5aa [ 236.765458][ T8131] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 236.765469][ T8131] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 236.765480][ T8131] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 236.772916][ T8129] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8129 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 236.773668][ T8131] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 236.776797][ T8129] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 236.778248][ T8131] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 236.778259][ T8131] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 236.778266][ T8131] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 236.778274][ T8131] </TASK> [ 236.778281][ T8134] CPU: 3 PID: 8134 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.786153][ T8129] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 236.789493][ T8134] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.789509][ T8134] Call Trace: [ 236.789517][ T8134] <TASK> [ 236.789525][ T8134] dump_stack_lvl+0x16c/0x1f0 [ 236.792917][ T8129] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 236.796429][ T8134] sysfs_warn_dup+0x7f/0xa0 [ 236.796462][ T8134] sysfs_create_dir_ns+0x24d/0x2b0 [ 236.799189][ T8129] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 236.802008][ T8134] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 236.802031][ T8134] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.802043][ T8134] ? do_raw_spin_unlock+0x172/0x230 [ 236.802054][ T8134] kobject_add_internal+0x2c8/0x990 [ 236.802071][ T8134] kobject_init_and_add+0x11c/0x190 [ 236.806804][ T8129] gfs2: fsid=syz:syz.0: File system withdrawn [ 236.807417][ T8134] ? __pfx_kobject_init_and_add+0x10/0x10 [ 236.807432][ T8134] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.807447][ T8134] ? lockdep_init_map_type+0x16d/0x7d0 [ 236.807462][ T8134] gfs2_sys_fs_add+0x207/0x470 [ 236.807476][ T8134] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 236.829786][ T8131] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.831441][ T8134] ? __pfx_alloc_workqueue+0x10/0x10 [ 236.831462][ T8134] ? read_word_at_a_time+0xe/0x20 [ 236.831474][ T8134] gfs2_fill_super+0x1352/0x2bf0 [ 236.834923][ T8131] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 236.835651][ T8134] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.867947][ T8134] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 236.869791][ T8134] ? set_blocksize+0x2b1/0x350 [ 236.871440][ T8134] ? sb_set_blocksize+0xf6/0x120 [ 236.873151][ T8134] ? setup_bdev_super+0x392/0x720 [ 236.874903][ T8134] get_tree_bdev+0x36f/0x610 [ 236.876498][ T8134] ? __pfx_gfs2_fill_super+0x10/0x10 [ 236.878302][ T8134] ? __pfx_get_tree_bdev+0x10/0x10 [ 236.880049][ T8134] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 236.881984][ T8134] ? cap_capable+0x1cf/0x240 [ 236.883581][ T8134] gfs2_get_tree+0x4e/0x280 [ 236.885222][ T8134] vfs_get_tree+0x8f/0x380 [ 236.886759][ T8134] path_mount+0x14e6/0x1f20 [ 236.888346][ T8134] ? kmem_cache_free+0x12e/0x380 [ 236.890057][ T8134] ? __pfx_path_mount+0x10/0x10 [ 236.891712][ T8134] ? putname+0x12e/0x170 [ 236.893199][ T8134] __x64_sys_mount+0x297/0x320 [ 236.894837][ T8134] ? __pfx___x64_sys_mount+0x10/0x10 [ 236.896647][ T8134] do_syscall_64+0xcf/0x260 [ 236.898198][ T8134] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.900211][ T8134] RIP: 0033:0x7fbb4807f5aa [ 236.901746][ T8134] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 236.908906][ T8134] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 236.912429][ T8134] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 236.915712][ T8134] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 236.919013][ T8134] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 236.922316][ T8134] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 236.925623][ T8134] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 236.928953][ T8134] </TASK> [ 236.930432][ T8129] CPU: 2 PID: 8129 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 236.933961][ T8129] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 236.935134][ T8134] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 236.937532][ T8129] Call Trace: [ 236.937539][ T8129] <TASK> [ 236.943223][ T8134] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 236.944321][ T8129] dump_stack_lvl+0x16c/0x1f0 [ 236.948060][ T8138] loop2: detected capacity change from 0 to 32768 [ 236.949359][ T8129] gfs2_withdraw+0xab8/0x1290 [ 236.949381][ T8129] ? __pfx_gfs2_withdraw+0x10/0x10 [ 236.949397][ T8129] gfs2_dirent_scan+0x2fc/0x3c0 [ 236.955471][ T8138] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 236.956758][ T8129] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 236.956779][ T8129] gfs2_dir_read+0x36a/0x14d0 [ 236.956789][ T8129] ? inode_go_held+0x151/0x210 [ 236.964503][ T8129] ? __pfx_inode_go_held+0x10/0x10 [ 236.966242][ T8129] ? gfs2_instantiate+0x1eb/0x250 [ 236.967965][ T8129] ? gfs2_glock_wait+0x1e0/0x330 [ 236.969664][ T8129] ? __pfx_gfs2_dir_read+0x10/0x10 [ 236.971435][ T8129] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 236.973100][ T8129] ? do_raw_spin_unlock+0x172/0x230 [ 236.974869][ T8129] gfs2_readdir+0x13d/0x1d0 [ 236.976472][ T8129] ? __pfx_gfs2_readdir+0x10/0x10 [ 236.978173][ T8129] ? iterate_dir+0x292/0x9e0 [ 236.979746][ T8129] ? selinux_file_permission+0x125/0x590 [ 236.981649][ T8129] iterate_dir+0x292/0x9e0 [ 236.983168][ T8129] __x64_sys_getdents64+0x14f/0x2e0 [ 236.984945][ T8129] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 236.986901][ T8129] ? __pfx_filldir64+0x10/0x10 [ 236.988541][ T8129] do_syscall_64+0xcf/0x260 [ 236.990084][ T8129] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 236.992109][ T8129] RIP: 0033:0x7fb72827dea9 [ 236.993636][ T8129] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 237.000110][ T8129] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 237.002909][ T8129] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 237.005548][ T8129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 237.008188][ T8129] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 237.010858][ T8129] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 237.013532][ T8129] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 237.016243][ T8129] </TASK> [ 237.017311][ T8138] CPU: 1 PID: 8138 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 237.021445][ T8138] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 237.024927][ T8138] Call Trace: [ 237.026092][ T8138] <TASK> [ 237.027132][ T8138] dump_stack_lvl+0x16c/0x1f0 [ 237.028795][ T8138] sysfs_warn_dup+0x7f/0xa0 [ 237.030418][ T8138] sysfs_create_dir_ns+0x24d/0x2b0 [ 237.032205][ T8138] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 237.034162][ T8138] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.036020][ T8138] ? do_raw_spin_unlock+0x172/0x230 [ 237.037835][ T8138] kobject_add_internal+0x2c8/0x990 [ 237.039571][ T8138] kobject_init_and_add+0x11c/0x190 [ 237.041218][ T8138] ? __pfx_kobject_init_and_add+0x10/0x10 [ 237.043088][ T8138] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.044825][ T8138] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.046598][ T8138] gfs2_sys_fs_add+0x207/0x470 [ 237.048051][ T8138] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 237.049844][ T8138] ? __pfx_alloc_workqueue+0x10/0x10 [ 237.051473][ T8138] ? read_word_at_a_time+0xe/0x20 [ 237.053104][ T8138] gfs2_fill_super+0x1352/0x2bf0 [ 237.054700][ T8138] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.056445][ T8138] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.058141][ T8138] ? set_blocksize+0x2b1/0x350 [ 237.059735][ T8138] ? sb_set_blocksize+0xf6/0x120 [ 237.061311][ T8138] ? setup_bdev_super+0x392/0x720 [ 237.062974][ T8138] get_tree_bdev+0x36f/0x610 [ 237.064508][ T8138] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.066201][ T8138] ? __pfx_get_tree_bdev+0x10/0x10 [ 237.067866][ T8138] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 237.069763][ T8138] ? cap_capable+0x1cf/0x240 [ 237.071241][ T8138] gfs2_get_tree+0x4e/0x280 [ 237.072668][ T8138] vfs_get_tree+0x8f/0x380 [ 237.074193][ T8138] path_mount+0x14e6/0x1f20 [ 237.075713][ T8138] ? kmem_cache_free+0x12e/0x380 [ 237.077658][ T8138] ? __pfx_path_mount+0x10/0x10 [ 237.079581][ T8138] ? putname+0x12e/0x170 [ 237.081253][ T8138] __x64_sys_mount+0x297/0x320 [ 237.083154][ T8138] ? __pfx___x64_sys_mount+0x10/0x10 [ 237.085241][ T8138] do_syscall_64+0xcf/0x260 [ 237.087014][ T8138] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 237.088939][ T8138] RIP: 0033:0x7f9efaa7f5aa [ 237.090644][ T8138] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 237.097755][ T8138] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 237.100640][ T8138] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 237.103072][ T8138] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 237.105578][ T8138] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 237.108044][ T8138] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 237.110571][ T8138] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 237.113050][ T8138] </TASK> [ 237.116025][ T8138] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.120814][ T8138] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 237.317581][ T8143] loop1: detected capacity change from 0 to 32768 [ 237.323080][ T8143] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 237.326584][ T8143] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 237.345318][ T8143] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 237.349782][ T5072] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 237.353307][ T5072] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 237.389634][ T5072] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 237.392814][ T5072] gfs2: fsid=syz:syz.0: jid=0: Done [ 237.394913][ T8143] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 237.401436][ T8143] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 237.404332][ T8143] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 237.404332][ T8143] inode = 12 2341 [ 237.404332][ T8143] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 237.410951][ T8143] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 237.414073][ T8143] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8143 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 237.417423][ T8143] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 237.420343][ T8143] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 237.421564][ T8145] loop0: detected capacity change from 0 to 32768 [ 237.422830][ T8143] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 237.427916][ T8143] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 237.430345][ T8143] gfs2: fsid=syz:syz.0: File system withdrawn [ 237.432413][ T8143] CPU: 0 PID: 8143 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 237.434028][ T8145] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 237.435869][ T8143] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 237.435882][ T8143] Call Trace: [ 237.435887][ T8143] <TASK> [ 237.435892][ T8143] dump_stack_lvl+0x16c/0x1f0 [ 237.445713][ T8143] gfs2_withdraw+0xab8/0x1290 [ 237.447309][ T8143] ? __pfx_gfs2_withdraw+0x10/0x10 [ 237.449055][ T8143] gfs2_dirent_scan+0x2fc/0x3c0 [ 237.450726][ T8143] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 237.452624][ T8143] gfs2_dir_read+0x36a/0x14d0 [ 237.454221][ T8143] ? inode_go_held+0x151/0x210 [ 237.455843][ T8143] ? __pfx_inode_go_held+0x10/0x10 [ 237.457587][ T8143] ? gfs2_instantiate+0x1eb/0x250 [ 237.459286][ T8143] ? gfs2_glock_wait+0x1e0/0x330 [ 237.460972][ T8143] ? __pfx_gfs2_dir_read+0x10/0x10 [ 237.462684][ T8143] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 237.464346][ T8143] ? do_raw_spin_unlock+0x172/0x230 [ 237.466017][ T8143] gfs2_readdir+0x13d/0x1d0 [ 237.467493][ T8143] ? __pfx_gfs2_readdir+0x10/0x10 [ 237.469084][ T8143] ? iterate_dir+0x292/0x9e0 [ 237.470575][ T8143] ? selinux_file_permission+0x125/0x590 [ 237.472456][ T8143] iterate_dir+0x292/0x9e0 [ 237.473977][ T8143] __x64_sys_getdents64+0x14f/0x2e0 [ 237.475730][ T8143] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 237.477665][ T8143] ? __pfx_filldir64+0x10/0x10 [ 237.479288][ T8143] do_syscall_64+0xcf/0x260 [ 237.480854][ T8143] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 237.482857][ T8143] RIP: 0033:0x7fbb4807dea9 [ 237.484403][ T8143] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 237.490844][ T8143] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 237.493643][ T8143] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 237.496304][ T8143] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 237.498957][ T8143] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 237.501680][ T8143] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 237.504359][ T8143] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 237.507014][ T8143] </TASK> [ 237.508210][ T8145] CPU: 3 PID: 8145 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 237.512620][ T8145] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 237.516496][ T8145] Call Trace: [ 237.517631][ T8145] <TASK> [ 237.518630][ T8145] dump_stack_lvl+0x16c/0x1f0 [ 237.519565][ T8147] loop3: detected capacity change from 0 to 32768 [ 237.520203][ T8145] sysfs_warn_dup+0x7f/0xa0 [ 237.520222][ T8145] sysfs_create_dir_ns+0x24d/0x2b0 [ 237.520260][ T8145] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 237.524014][ T8149] loop2: detected capacity change from 0 to 32768 [ 237.524508][ T8145] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.533550][ T8145] ? do_raw_spin_unlock+0x172/0x230 [ 237.535444][ T8149] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 237.535788][ T8145] kobject_add_internal+0x2c8/0x990 [ 237.540655][ T8145] kobject_init_and_add+0x11c/0x190 [ 237.542783][ T8145] ? __pfx_kobject_init_and_add+0x10/0x10 [ 237.545235][ T8145] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.547553][ T8145] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.549660][ T8145] gfs2_sys_fs_add+0x207/0x470 [ 237.551714][ T8145] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 237.553588][ T8145] ? __pfx_alloc_workqueue+0x10/0x10 [ 237.553814][ T8147] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 237.555362][ T8145] ? read_word_at_a_time+0xe/0x20 [ 237.559937][ T8145] gfs2_fill_super+0x1352/0x2bf0 [ 237.561908][ T8145] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.564188][ T8145] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.566522][ T8145] ? set_blocksize+0x2b1/0x350 [ 237.568164][ T8145] ? sb_set_blocksize+0xf6/0x120 [ 237.569877][ T8145] ? setup_bdev_super+0x392/0x720 [ 237.571589][ T8145] get_tree_bdev+0x36f/0x610 [ 237.573184][ T8145] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.574977][ T8145] ? __pfx_get_tree_bdev+0x10/0x10 [ 237.576723][ T8145] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 237.578612][ T8145] ? cap_capable+0x1cf/0x240 [ 237.580194][ T8145] gfs2_get_tree+0x4e/0x280 [ 237.581752][ T8145] vfs_get_tree+0x8f/0x380 [ 237.583261][ T8145] path_mount+0x14e6/0x1f20 [ 237.584766][ T8145] ? kmem_cache_free+0x12e/0x380 [ 237.586399][ T8145] ? __pfx_path_mount+0x10/0x10 [ 237.588034][ T8145] ? putname+0x12e/0x170 [ 237.589721][ T8145] __x64_sys_mount+0x297/0x320 [ 237.591684][ T8145] ? __pfx___x64_sys_mount+0x10/0x10 [ 237.593978][ T8145] do_syscall_64+0xcf/0x260 [ 237.595825][ T8145] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 237.598367][ T8145] RIP: 0033:0x7f0085c7f5aa [ 237.600178][ T8145] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 237.608265][ T8145] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 237.611751][ T8145] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 237.615039][ T8145] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 237.618423][ T8145] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 237.621650][ T8145] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 237.624442][ T8145] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 237.627104][ T8145] </TASK> [ 237.628154][ T8147] CPU: 2 PID: 8147 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 237.628730][ T8145] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.631662][ T8147] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 237.631675][ T8147] Call Trace: [ 237.631680][ T8147] <TASK> [ 237.631684][ T8147] dump_stack_lvl+0x16c/0x1f0 [ 237.631703][ T8147] sysfs_warn_dup+0x7f/0xa0 [ 237.631719][ T8147] sysfs_create_dir_ns+0x24d/0x2b0 [ 237.636400][ T8145] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 237.639732][ T8147] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 237.639758][ T8147] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.639769][ T8147] ? do_raw_spin_unlock+0x172/0x230 [ 237.639779][ T8147] kobject_add_internal+0x2c8/0x990 [ 237.639795][ T8147] kobject_init_and_add+0x11c/0x190 [ 237.639805][ T8147] ? __pfx_kobject_init_and_add+0x10/0x10 [ 237.659951][ T8147] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.661828][ T8147] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.663686][ T8147] gfs2_sys_fs_add+0x207/0x470 [ 237.665452][ T8147] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 237.667267][ T8147] ? __pfx_alloc_workqueue+0x10/0x10 [ 237.669088][ T8147] ? read_word_at_a_time+0xe/0x20 [ 237.670795][ T8147] gfs2_fill_super+0x1352/0x2bf0 [ 237.672445][ T8147] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.674186][ T8147] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.675965][ T8147] ? set_blocksize+0x2b1/0x350 [ 237.677591][ T8147] ? sb_set_blocksize+0xf6/0x120 [ 237.679271][ T8147] ? setup_bdev_super+0x392/0x720 [ 237.680991][ T8147] get_tree_bdev+0x36f/0x610 [ 237.682583][ T8147] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.684374][ T8147] ? __pfx_get_tree_bdev+0x10/0x10 [ 237.686101][ T8147] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 237.688046][ T8147] ? cap_capable+0x1cf/0x240 [ 237.689745][ T8147] gfs2_get_tree+0x4e/0x280 [ 237.691389][ T8147] vfs_get_tree+0x8f/0x380 [ 237.692931][ T8147] path_mount+0x14e6/0x1f20 [ 237.694491][ T8147] ? kmem_cache_free+0x12e/0x380 [ 237.696242][ T8147] ? __pfx_path_mount+0x10/0x10 [ 237.697882][ T8147] ? putname+0x12e/0x170 [ 237.699309][ T8147] __x64_sys_mount+0x297/0x320 [ 237.700939][ T8147] ? __pfx___x64_sys_mount+0x10/0x10 [ 237.702719][ T8147] do_syscall_64+0xcf/0x260 [ 237.704269][ T8147] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 237.706279][ T8147] RIP: 0033:0x7fb72827f5aa [ 237.707796][ T8147] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 237.714206][ T8147] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 237.717112][ T8147] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 237.719753][ T8147] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 237.722348][ T8147] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 237.725019][ T8147] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 237.727668][ T8147] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 237.730316][ T8147] </TASK> [ 237.731361][ T8149] CPU: 1 PID: 8149 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 237.735126][ T8149] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 237.738666][ T8149] Call Trace: [ 237.739898][ T8149] <TASK> [ 237.741166][ T8149] dump_stack_lvl+0x16c/0x1f0 [ 237.741491][ T8147] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.743126][ T8149] sysfs_warn_dup+0x7f/0xa0 [ 237.747702][ T8147] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 237.749322][ T8149] sysfs_create_dir_ns+0x24d/0x2b0 [ 237.753289][ T8149] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 237.755311][ T8149] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.757203][ T8149] ? do_raw_spin_unlock+0x172/0x230 [ 237.758983][ T8149] kobject_add_internal+0x2c8/0x990 [ 237.760847][ T8149] kobject_init_and_add+0x11c/0x190 [ 237.762673][ T8149] ? __pfx_kobject_init_and_add+0x10/0x10 [ 237.764704][ T8149] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.766602][ T8149] ? lockdep_init_map_type+0x16d/0x7d0 [ 237.768518][ T8149] gfs2_sys_fs_add+0x207/0x470 [ 237.770183][ T8149] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 237.772516][ T8149] ? __pfx_alloc_workqueue+0x10/0x10 [ 237.774483][ T8149] ? read_word_at_a_time+0xe/0x20 [ 237.776296][ T8149] gfs2_fill_super+0x1352/0x2bf0 [ 237.778057][ T8149] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.779865][ T8149] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 237.781771][ T8149] ? set_blocksize+0x2b1/0x350 [ 237.783508][ T8149] ? sb_set_blocksize+0xf6/0x120 [ 237.785232][ T8149] ? setup_bdev_super+0x392/0x720 [ 237.787143][ T8149] get_tree_bdev+0x36f/0x610 [ 237.788781][ T8149] ? __pfx_gfs2_fill_super+0x10/0x10 [ 237.790979][ T8149] ? __pfx_get_tree_bdev+0x10/0x10 [ 237.793239][ T8149] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 237.795612][ T8149] ? cap_capable+0x1cf/0x240 [ 237.797428][ T8149] gfs2_get_tree+0x4e/0x280 [ 237.799158][ T8149] vfs_get_tree+0x8f/0x380 [ 237.801164][ T8149] path_mount+0x14e6/0x1f20 [ 237.803184][ T8149] ? kmem_cache_free+0x12e/0x380 [ 237.805150][ T8149] ? __pfx_path_mount+0x10/0x10 [ 237.806790][ T8149] ? putname+0x12e/0x170 [ 237.808237][ T8149] __x64_sys_mount+0x297/0x320 [ 237.809858][ T8149] ? __pfx___x64_sys_mount+0x10/0x10 [ 237.811642][ T8149] do_syscall_64+0xcf/0x260 [ 237.813200][ T8149] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 237.815441][ T8149] RIP: 0033:0x7f9efaa7f5aa [ 237.817025][ T8149] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 237.823695][ T8149] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 237.827370][ T8149] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 237.830881][ T8149] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 237.834333][ T8149] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 237.837815][ T8149] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 237.841300][ T8149] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 237.844787][ T8149] </TASK> [ 237.849861][ T8149] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 237.854507][ T8149] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.181867][ T8156] loop1: detected capacity change from 0 to 32768 [ 238.187063][ T8156] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 238.189993][ T8156] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 238.190754][ T8160] loop0: detected capacity change from 0 to 32768 [ 238.194233][ T8159] loop2: detected capacity change from 0 to 32768 [ 238.194404][ T8156] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 238.195116][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 238.198920][ T8160] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 238.199327][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 238.201695][ T8160] CPU: 0 PID: 8160 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 238.206989][ T8162] loop3: detected capacity change from 0 to 32768 [ 238.209922][ T8160] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 238.209932][ T8160] Call Trace: [ 238.209938][ T8160] <TASK> [ 238.209942][ T8160] dump_stack_lvl+0x16c/0x1f0 [ 238.209961][ T8160] sysfs_warn_dup+0x7f/0xa0 [ 238.209976][ T8160] sysfs_create_dir_ns+0x24d/0x2b0 [ 238.222530][ T8160] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 238.223722][ T8162] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 238.224436][ T8160] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.228842][ T8160] ? do_raw_spin_unlock+0x172/0x230 [ 238.230604][ T8160] kobject_add_internal+0x2c8/0x990 [ 238.232381][ T8160] kobject_init_and_add+0x11c/0x190 [ 238.234135][ T8160] ? __pfx_kobject_init_and_add+0x10/0x10 [ 238.236049][ T8160] ? lockdep_init_map_type+0x16d/0x7d0 [ 238.237901][ T8160] ? lockdep_init_map_type+0x16d/0x7d0 [ 238.238046][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 238.239729][ T8160] gfs2_sys_fs_add+0x207/0x470 [ 238.239747][ T8160] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 238.239761][ T8160] ? __pfx_alloc_workqueue+0x10/0x10 [ 238.239776][ T8160] ? read_word_at_a_time+0xe/0x20 [ 238.239786][ T8160] gfs2_fill_super+0x1352/0x2bf0 [ 238.242371][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 238.243868][ T8160] ? __pfx_gfs2_fill_super+0x10/0x10 [ 238.245723][ T8156] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 238.247434][ T8160] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.247450][ T8160] ? set_blocksize+0x2b1/0x350 [ 238.247462][ T8160] ? sb_set_blocksize+0xf6/0x120 [ 238.255916][ T8156] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 238.256793][ T8160] ? setup_bdev_super+0x392/0x720 [ 238.256811][ T8160] get_tree_bdev+0x36f/0x610 [ 238.256826][ T8160] ? __pfx_gfs2_fill_super+0x10/0x10 [ 238.256836][ T8160] ? __pfx_get_tree_bdev+0x10/0x10 [ 238.258822][ T8156] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 238.258822][ T8156] inode = 12 2341 [ 238.258822][ T8156] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 238.260412][ T8160] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 238.260428][ T8160] ? cap_capable+0x1cf/0x240 [ 238.260444][ T8160] gfs2_get_tree+0x4e/0x280 [ 238.260459][ T8160] vfs_get_tree+0x8f/0x380 [ 238.260473][ T8160] path_mount+0x14e6/0x1f20 [ 238.263072][ T8156] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 238.264838][ T8160] ? kmem_cache_free+0x12e/0x380 [ 238.264853][ T8160] ? __pfx_path_mount+0x10/0x10 [ 238.264866][ T8160] ? putname+0x12e/0x170 [ 238.266578][ T8156] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8156 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 238.268086][ T8160] __x64_sys_mount+0x297/0x320 [ 238.268109][ T8160] ? __pfx___x64_sys_mount+0x10/0x10 [ 238.268124][ T8160] do_syscall_64+0xcf/0x260 [ 238.272078][ T8156] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 238.277703][ T8160] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 238.277729][ T8160] RIP: 0033:0x7f0085c7f5aa [ 238.277740][ T8160] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 238.279634][ T8156] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 238.281150][ T8160] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 238.281165][ T8160] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 238.281172][ T8160] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 238.281179][ T8160] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 238.281186][ T8160] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 238.281192][ T8160] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 238.281201][ T8160] </TASK> [ 238.281206][ T8162] CPU: 2 PID: 8162 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 238.281222][ T8162] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 238.281228][ T8162] Call Trace: [ 238.281608][ T8160] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 238.281619][ T8160] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.281815][ T8159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 238.284537][ T8156] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 238.285927][ T8162] <TASK> [ 238.285933][ T8162] dump_stack_lvl+0x16c/0x1f0 [ 238.285953][ T8162] sysfs_warn_dup+0x7f/0xa0 [ 238.289025][ T8156] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 238.290642][ T8162] sysfs_create_dir_ns+0x24d/0x2b0 [ 238.290666][ T8162] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 238.290681][ T8162] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.290692][ T8162] ? do_raw_spin_unlock+0x172/0x230 [ 238.290702][ T8162] kobject_add_internal+0x2c8/0x990 [ 238.290718][ T8162] kobject_init_and_add+0x11c/0x190 [ 238.290728][ T8162] ? __pfx_kobject_init_and_add+0x10/0x10 [ 238.290738][ T8162] ? lockdep_init_map_type+0x16d/0x7d0 [ 238.290752][ T8162] ? lockdep_init_map_type+0x16d/0x7d0 [ 238.290767][ T8162] gfs2_sys_fs_add+0x207/0x470 [ 238.290781][ T8162] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 238.290795][ T8162] ? __pfx_alloc_workqueue+0x10/0x10 [ 238.290809][ T8162] ? read_word_at_a_time+0xe/0x20 [ 238.290820][ T8162] gfs2_fill_super+0x1352/0x2bf0 [ 238.290831][ T8162] ? __pfx_gfs2_fill_super+0x10/0x10 [ 238.290841][ T8162] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.290850][ T8162] ? set_blocksize+0x2b1/0x350 [ 238.295606][ T8156] gfs2: fsid=syz:syz.0: File system withdrawn [ 238.297424][ T8162] ? sb_set_blocksize+0xf6/0x120 [ 238.297441][ T8162] ? setup_bdev_super+0x392/0x720 [ 238.297455][ T8162] get_tree_bdev+0x36f/0x610 [ 238.407872][ T8162] ? __pfx_gfs2_fill_super+0x10/0x10 [ 238.410281][ T8162] ? __pfx_get_tree_bdev+0x10/0x10 [ 238.412601][ T8162] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 238.414761][ T8162] ? cap_capable+0x1cf/0x240 [ 238.416385][ T8162] gfs2_get_tree+0x4e/0x280 [ 238.418072][ T8162] vfs_get_tree+0x8f/0x380 [ 238.419790][ T8162] path_mount+0x14e6/0x1f20 [ 238.421424][ T8162] ? kmem_cache_free+0x12e/0x380 [ 238.423159][ T8162] ? __pfx_path_mount+0x10/0x10 [ 238.425200][ T8162] ? putname+0x12e/0x170 [ 238.427133][ T8162] __x64_sys_mount+0x297/0x320 [ 238.429302][ T8162] ? __pfx___x64_sys_mount+0x10/0x10 [ 238.431691][ T8162] do_syscall_64+0xcf/0x260 [ 238.433706][ T8162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 238.436347][ T8162] RIP: 0033:0x7fb72827f5aa [ 238.438337][ T8162] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 238.446136][ T8162] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 238.449109][ T8162] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 238.451963][ T8162] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 238.455221][ T8162] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 238.458263][ T8162] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 238.460969][ T8162] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 238.463700][ T8162] </TASK> [ 238.464783][ T8156] CPU: 3 PID: 8156 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 238.468999][ T8156] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 238.469397][ T8162] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 238.472873][ T8156] Call Trace: [ 238.472886][ T8156] <TASK> [ 238.472894][ T8156] dump_stack_lvl+0x16c/0x1f0 [ 238.472923][ T8156] gfs2_withdraw+0xab8/0x1290 [ 238.472952][ T8156] ? __pfx_gfs2_withdraw+0x10/0x10 [ 238.477677][ T8162] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.479041][ T8156] gfs2_dirent_scan+0x2fc/0x3c0 [ 238.479071][ T8156] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 238.479092][ T8156] gfs2_dir_read+0x36a/0x14d0 [ 238.492617][ T8156] ? inode_go_held+0x151/0x210 [ 238.494229][ T8156] ? __pfx_inode_go_held+0x10/0x10 [ 238.495926][ T8156] ? gfs2_instantiate+0x1eb/0x250 [ 238.497599][ T8156] ? gfs2_glock_wait+0x1e0/0x330 [ 238.499233][ T8156] ? __pfx_gfs2_dir_read+0x10/0x10 [ 238.500938][ T8156] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 238.502549][ T8156] ? do_raw_spin_unlock+0x172/0x230 [ 238.504342][ T8156] gfs2_readdir+0x13d/0x1d0 [ 238.506241][ T8156] ? __pfx_gfs2_readdir+0x10/0x10 [ 238.507919][ T8156] ? iterate_dir+0x292/0x9e0 [ 238.509495][ T8156] ? selinux_file_permission+0x125/0x590 [ 238.511461][ T8156] iterate_dir+0x292/0x9e0 [ 238.513030][ T8156] __x64_sys_getdents64+0x14f/0x2e0 [ 238.514784][ T8156] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 238.516687][ T8156] ? __pfx_filldir64+0x10/0x10 [ 238.518285][ T8156] do_syscall_64+0xcf/0x260 [ 238.519810][ T8156] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 238.521806][ T8156] RIP: 0033:0x7fbb4807dea9 [ 238.523299][ T8156] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 238.530376][ T8156] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 238.533819][ T8156] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 238.536589][ T8156] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 238.539273][ T8156] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 238.541970][ T8156] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 238.544969][ T8156] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 238.548067][ T8156] </TASK> [ 238.549116][ T8159] CPU: 2 PID: 8159 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 238.553678][ T8159] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 2024/04/30 20:38:29 executed programs: 882 [ 238.558094][ T8159] Call Trace: [ 238.559689][ T8159] <TASK> [ 238.561022][ T8159] dump_stack_lvl+0x16c/0x1f0 [ 238.563104][ T8159] sysfs_warn_dup+0x7f/0xa0 [ 238.565139][ T8159] sysfs_create_dir_ns+0x24d/0x2b0 [ 238.567405][ T8159] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 238.569680][ T8159] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.571651][ T8159] ? do_raw_spin_unlock+0x172/0x230 [ 238.573592][ T8159] kobject_add_internal+0x2c8/0x990 [ 238.575470][ T8159] kobject_init_and_add+0x11c/0x190 [ 238.577355][ T8159] ? __pfx_kobject_init_and_add+0x10/0x10 [ 238.579438][ T8159] ? lockdep_init_map_type+0x16d/0x7d0 [ 238.581453][ T8159] ? lockdep_init_map_type+0x16d/0x7d0 [ 238.583479][ T8159] gfs2_sys_fs_add+0x207/0x470 [ 238.585677][ T8159] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 238.588069][ T8159] ? __pfx_alloc_workqueue+0x10/0x10 [ 238.590486][ T8159] ? read_word_at_a_time+0xe/0x20 [ 238.592784][ T8159] gfs2_fill_super+0x1352/0x2bf0 [ 238.595034][ T8159] ? __pfx_gfs2_fill_super+0x10/0x10 [ 238.597441][ T8159] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.599855][ T8159] ? set_blocksize+0x2b1/0x350 [ 238.602054][ T8159] ? sb_set_blocksize+0xf6/0x120 [ 238.604325][ T8159] ? setup_bdev_super+0x392/0x720 [ 238.606620][ T8159] get_tree_bdev+0x36f/0x610 [ 238.608708][ T8159] ? __pfx_gfs2_fill_super+0x10/0x10 [ 238.611120][ T8159] ? __pfx_get_tree_bdev+0x10/0x10 [ 238.613456][ T8159] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 238.615989][ T8159] ? cap_capable+0x1cf/0x240 [ 238.618117][ T8159] gfs2_get_tree+0x4e/0x280 [ 238.620182][ T8159] vfs_get_tree+0x8f/0x380 [ 238.622235][ T8159] path_mount+0x14e6/0x1f20 [ 238.624294][ T8159] ? kmem_cache_free+0x12e/0x380 [ 238.626555][ T8159] ? __pfx_path_mount+0x10/0x10 [ 238.628882][ T8159] ? putname+0x12e/0x170 [ 238.630800][ T8159] __x64_sys_mount+0x297/0x320 [ 238.632916][ T8159] ? __pfx___x64_sys_mount+0x10/0x10 [ 238.635245][ T8159] do_syscall_64+0xcf/0x260 [ 238.637237][ T8159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 238.639782][ T8159] RIP: 0033:0x7f9efaa7f5aa [ 238.641727][ T8159] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 238.649928][ T8159] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 238.653515][ T8159] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 238.656908][ T8159] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 238.660309][ T8159] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 238.663676][ T8159] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 238.667079][ T8159] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 238.670448][ T8159] </TASK> [ 238.672954][ T8159] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 238.678857][ T8159] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 238.848304][ T8169] loop0: detected capacity change from 0 to 32768 [ 238.855467][ T8169] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 238.858252][ T8169] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 238.873052][ T8169] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 238.877243][ T5248] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 238.879602][ T5248] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 238.916938][ T5248] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 238.919640][ T5248] gfs2: fsid=syz:syz.0: jid=0: Done [ 238.921755][ T8169] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 238.927227][ T8169] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 238.930383][ T8169] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 238.930383][ T8169] inode = 12 2341 [ 238.930383][ T8169] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 238.937447][ T8169] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 238.941958][ T8169] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8169 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 238.946088][ T8169] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 238.949630][ T8169] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 238.953202][ T8169] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 238.956896][ T8169] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 238.959390][ T8169] gfs2: fsid=syz:syz.0: File system withdrawn [ 238.962776][ T8169] CPU: 3 PID: 8169 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 238.967295][ T8169] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 238.971712][ T8169] Call Trace: [ 238.973206][ T8169] <TASK> [ 238.974533][ T8169] dump_stack_lvl+0x16c/0x1f0 [ 238.976624][ T8169] gfs2_withdraw+0xab8/0x1290 [ 238.978762][ T8169] ? __pfx_gfs2_withdraw+0x10/0x10 [ 238.981025][ T8169] gfs2_dirent_scan+0x2fc/0x3c0 [ 238.983173][ T8169] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 238.985586][ T8169] gfs2_dir_read+0x36a/0x14d0 [ 238.987668][ T8169] ? inode_go_held+0x151/0x210 [ 238.989808][ T8169] ? __pfx_inode_go_held+0x10/0x10 [ 238.992087][ T8169] ? gfs2_instantiate+0x1eb/0x250 [ 238.994336][ T8169] ? gfs2_glock_wait+0x1e0/0x330 [ 238.996437][ T8169] ? __pfx_gfs2_dir_read+0x10/0x10 [ 238.998221][ T8169] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 238.999921][ T8169] ? do_raw_spin_unlock+0x172/0x230 [ 239.001763][ T8169] gfs2_readdir+0x13d/0x1d0 [ 239.003394][ T8169] ? __pfx_gfs2_readdir+0x10/0x10 [ 239.005513][ T8169] ? iterate_dir+0x292/0x9e0 [ 239.007253][ T8169] ? selinux_file_permission+0x125/0x590 [ 239.009297][ T8169] iterate_dir+0x292/0x9e0 [ 239.010940][ T8169] __x64_sys_getdents64+0x14f/0x2e0 [ 239.012786][ T8171] loop3: detected capacity change from 0 to 32768 [ 239.012824][ T8169] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 239.016483][ T8171] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.017023][ T8169] ? __pfx_filldir64+0x10/0x10 [ 239.021218][ T8169] do_syscall_64+0xcf/0x260 [ 239.022887][ T8169] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.025128][ T8169] RIP: 0033:0x7f0085c7dea9 [ 239.026699][ T8169] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 239.033557][ T8169] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 239.034298][ T8173] loop1: detected capacity change from 0 to 32768 [ 239.036466][ T8169] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 239.041634][ T8169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 239.044453][ T8169] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 239.047191][ T8169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 239.049908][ T8169] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 239.052662][ T8169] </TASK> [ 239.053809][ T8171] CPU: 0 PID: 8171 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 239.056795][ T8173] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.057219][ T8171] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 239.063103][ T8171] Call Trace: [ 239.064237][ T8171] <TASK> [ 239.065230][ T8171] dump_stack_lvl+0x16c/0x1f0 [ 239.066813][ T8171] sysfs_warn_dup+0x7f/0xa0 [ 239.068350][ T8171] sysfs_create_dir_ns+0x24d/0x2b0 [ 239.070057][ T8171] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 239.071938][ T8171] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.073745][ T8171] ? do_raw_spin_unlock+0x172/0x230 [ 239.075475][ T8171] kobject_add_internal+0x2c8/0x990 [ 239.077219][ T8171] kobject_init_and_add+0x11c/0x190 [ 239.078958][ T8171] ? __pfx_kobject_init_and_add+0x10/0x10 [ 239.080874][ T8171] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.082685][ T8171] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.084515][ T8171] gfs2_sys_fs_add+0x207/0x470 [ 239.086121][ T8171] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 239.087873][ T8171] ? __pfx_alloc_workqueue+0x10/0x10 [ 239.089638][ T8171] ? read_word_at_a_time+0xe/0x20 [ 239.091320][ T8171] gfs2_fill_super+0x1352/0x2bf0 [ 239.092978][ T8171] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.094736][ T8171] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.096530][ T8171] ? set_blocksize+0x2b1/0x350 [ 239.098129][ T8171] ? sb_set_blocksize+0xf6/0x120 [ 239.099783][ T8171] ? setup_bdev_super+0x392/0x720 [ 239.101474][ T8171] get_tree_bdev+0x36f/0x610 [ 239.103026][ T8171] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.104798][ T8171] ? __pfx_get_tree_bdev+0x10/0x10 [ 239.105104][ T8176] loop2: detected capacity change from 0 to 32768 [ 239.106518][ T8171] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 239.111209][ T8171] ? cap_capable+0x1cf/0x240 [ 239.112783][ T8171] gfs2_get_tree+0x4e/0x280 [ 239.114312][ T8171] vfs_get_tree+0x8f/0x380 [ 239.115809][ T8171] path_mount+0x14e6/0x1f20 [ 239.117357][ T8171] ? kmem_cache_free+0x12e/0x380 [ 239.119011][ T8171] ? __pfx_path_mount+0x10/0x10 [ 239.120651][ T8171] ? putname+0x12e/0x170 [ 239.122088][ T8171] __x64_sys_mount+0x297/0x320 [ 239.122462][ T8176] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.123687][ T8171] ? __pfx___x64_sys_mount+0x10/0x10 [ 239.128568][ T8171] do_syscall_64+0xcf/0x260 [ 239.130054][ T8171] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.132011][ T8171] RIP: 0033:0x7fb72827f5aa [ 239.133504][ T8171] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 239.139784][ T8171] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 239.142533][ T8171] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 239.145152][ T8171] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 239.147755][ T8171] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 239.150362][ T8171] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 239.152976][ T8171] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 239.155535][ T8171] </TASK> [ 239.156747][ T8176] CPU: 2 PID: 8176 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 239.157751][ T8171] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.160400][ T8176] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 239.160409][ T8176] Call Trace: [ 239.160415][ T8176] <TASK> [ 239.160420][ T8176] dump_stack_lvl+0x16c/0x1f0 [ 239.160450][ T8176] sysfs_warn_dup+0x7f/0xa0 [ 239.160466][ T8176] sysfs_create_dir_ns+0x24d/0x2b0 [ 239.165151][ T8171] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 239.169066][ T8176] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 239.182077][ T8176] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.184201][ T8176] ? do_raw_spin_unlock+0x172/0x230 [ 239.186401][ T8176] kobject_add_internal+0x2c8/0x990 [ 239.188294][ T8176] kobject_init_and_add+0x11c/0x190 [ 239.190068][ T8176] ? __pfx_kobject_init_and_add+0x10/0x10 [ 239.192018][ T8176] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.193895][ T8176] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.195749][ T8176] gfs2_sys_fs_add+0x207/0x470 [ 239.197542][ T8176] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 239.199793][ T8176] ? __pfx_alloc_workqueue+0x10/0x10 [ 239.201804][ T8176] ? read_word_at_a_time+0xe/0x20 [ 239.203948][ T8176] gfs2_fill_super+0x1352/0x2bf0 [ 239.206057][ T8176] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.208002][ T8176] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.210305][ T8176] ? set_blocksize+0x2b1/0x350 [ 239.212342][ T8176] ? sb_set_blocksize+0xf6/0x120 [ 239.214440][ T8176] ? setup_bdev_super+0x392/0x720 [ 239.216573][ T8176] get_tree_bdev+0x36f/0x610 [ 239.218440][ T8176] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.220694][ T8176] ? __pfx_get_tree_bdev+0x10/0x10 [ 239.222850][ T8176] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 239.225240][ T8176] ? cap_capable+0x1cf/0x240 [ 239.227194][ T8176] gfs2_get_tree+0x4e/0x280 [ 239.229147][ T8176] vfs_get_tree+0x8f/0x380 [ 239.230754][ T8176] path_mount+0x14e6/0x1f20 [ 239.232377][ T8176] ? kmem_cache_free+0x12e/0x380 [ 239.234495][ T8176] ? __pfx_path_mount+0x10/0x10 [ 239.236469][ T8176] ? putname+0x12e/0x170 [ 239.238260][ T8176] __x64_sys_mount+0x297/0x320 [ 239.239910][ T8176] ? __pfx___x64_sys_mount+0x10/0x10 [ 239.241719][ T8176] do_syscall_64+0xcf/0x260 [ 239.243271][ T8176] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.245344][ T8176] RIP: 0033:0x7f9efaa7f5aa [ 239.247256][ T8176] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 239.254974][ T8176] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 239.258306][ T8176] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 239.261482][ T8176] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 239.264799][ T8176] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 239.268114][ T8176] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 239.271466][ T8176] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 239.274819][ T8176] </TASK> [ 239.276145][ T8173] CPU: 3 PID: 8173 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 239.279783][ T8173] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 239.279828][ T8176] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.283310][ T8173] Call Trace: [ 239.283318][ T8173] <TASK> [ 239.283323][ T8173] dump_stack_lvl+0x16c/0x1f0 [ 239.283342][ T8173] sysfs_warn_dup+0x7f/0xa0 [ 239.288574][ T8176] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 239.289701][ T8173] sysfs_create_dir_ns+0x24d/0x2b0 [ 239.289722][ T8173] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 239.289737][ T8173] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.289748][ T8173] ? do_raw_spin_unlock+0x172/0x230 [ 239.289759][ T8173] kobject_add_internal+0x2c8/0x990 [ 239.308882][ T8173] kobject_init_and_add+0x11c/0x190 [ 239.311170][ T8173] ? __pfx_kobject_init_and_add+0x10/0x10 [ 239.313661][ T8173] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.316038][ T8173] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.317976][ T8173] gfs2_sys_fs_add+0x207/0x470 [ 239.319646][ T8173] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 239.321724][ T8173] ? __pfx_alloc_workqueue+0x10/0x10 [ 239.323979][ T8173] ? read_word_at_a_time+0xe/0x20 [ 239.325712][ T8173] gfs2_fill_super+0x1352/0x2bf0 [ 239.327420][ T8173] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.329249][ T8173] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.331114][ T8173] ? set_blocksize+0x2b1/0x350 [ 239.332829][ T8173] ? sb_set_blocksize+0xf6/0x120 [ 239.334580][ T8173] ? setup_bdev_super+0x392/0x720 [ 239.336332][ T8173] get_tree_bdev+0x36f/0x610 [ 239.337944][ T8173] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.339876][ T8173] ? __pfx_get_tree_bdev+0x10/0x10 [ 239.341846][ T8173] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 239.343940][ T8173] ? cap_capable+0x1cf/0x240 [ 239.345999][ T8173] gfs2_get_tree+0x4e/0x280 [ 239.347885][ T8173] vfs_get_tree+0x8f/0x380 [ 239.349478][ T8173] path_mount+0x14e6/0x1f20 [ 239.351079][ T8173] ? kmem_cache_free+0x12e/0x380 [ 239.352804][ T8173] ? __pfx_path_mount+0x10/0x10 [ 239.354522][ T8173] ? putname+0x12e/0x170 [ 239.355994][ T8173] __x64_sys_mount+0x297/0x320 [ 239.357671][ T8173] ? __pfx___x64_sys_mount+0x10/0x10 [ 239.359488][ T8173] do_syscall_64+0xcf/0x260 [ 239.361104][ T8173] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.363349][ T8173] RIP: 0033:0x7fbb4807f5aa [ 239.365351][ T8173] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 239.372522][ T8173] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 239.375532][ T8173] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 239.378331][ T8173] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 239.381167][ T8173] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 239.384122][ T8173] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 239.386975][ T8173] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 239.389736][ T8173] </TASK> [ 239.392063][ T8173] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.397076][ T8173] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 239.710458][ T8185] loop0: detected capacity change from 0 to 32768 [ 239.722601][ T8185] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 239.725375][ T8185] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 239.731606][ T8185] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 239.734983][ T5248] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 239.737290][ T5248] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 239.751269][ T8187] loop3: detected capacity change from 0 to 32768 [ 239.754432][ T8181] loop2: detected capacity change from 0 to 32768 [ 239.758791][ T8181] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.764990][ T8181] CPU: 1 PID: 8181 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 239.768443][ T8181] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 239.771906][ T8181] Call Trace: [ 239.773365][ T8181] <TASK> [ 239.774532][ T8181] dump_stack_lvl+0x16c/0x1f0 [ 239.776453][ T8181] sysfs_warn_dup+0x7f/0xa0 [ 239.777998][ T8181] sysfs_create_dir_ns+0x24d/0x2b0 [ 239.779757][ T8181] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 239.781645][ T8181] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.782878][ T8184] loop1: detected capacity change from 0 to 32768 [ 239.783441][ T8181] ? do_raw_spin_unlock+0x172/0x230 [ 239.783777][ T5248] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 239.784910][ T5248] gfs2: fsid=syz:syz.0: jid=0: Done [ 239.784942][ T8185] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 239.787696][ T8184] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.788244][ T8185] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 239.788255][ T8185] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 239.788255][ T8185] inode = 12 2341 [ 239.788255][ T8185] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 239.788270][ T8185] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 239.788287][ T8185] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8185 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 239.788315][ T8185] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 239.788327][ T8185] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 239.788334][ T8185] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 239.788340][ T8185] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 239.788421][ T8185] gfs2: fsid=syz:syz.0: File system withdrawn [ 239.789885][ T8181] kobject_add_internal+0x2c8/0x990 [ 239.789905][ T8181] kobject_init_and_add+0x11c/0x190 [ 239.789915][ T8181] ? __pfx_kobject_init_and_add+0x10/0x10 [ 239.789925][ T8181] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.789940][ T8181] ? lockdep_init_map_type+0x16d/0x7d0 [ 239.834751][ T8181] gfs2_sys_fs_add+0x207/0x470 [ 239.836376][ T8181] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 239.838218][ T8181] ? __pfx_alloc_workqueue+0x10/0x10 [ 239.840021][ T8181] ? read_word_at_a_time+0xe/0x20 [ 239.841768][ T8181] gfs2_fill_super+0x1352/0x2bf0 [ 239.843439][ T8181] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.845214][ T8181] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 239.847015][ T8181] ? set_blocksize+0x2b1/0x350 [ 239.848690][ T8181] ? sb_set_blocksize+0xf6/0x120 [ 239.850371][ T8181] ? setup_bdev_super+0x392/0x720 [ 239.852069][ T8181] get_tree_bdev+0x36f/0x610 [ 239.853643][ T8181] ? __pfx_gfs2_fill_super+0x10/0x10 [ 239.855428][ T8181] ? __pfx_get_tree_bdev+0x10/0x10 [ 239.857163][ T8181] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 239.859047][ T8181] ? cap_capable+0x1cf/0x240 [ 239.860622][ T8181] gfs2_get_tree+0x4e/0x280 [ 239.862164][ T8181] vfs_get_tree+0x8f/0x380 [ 239.863676][ T8181] path_mount+0x14e6/0x1f20 [ 239.865235][ T8181] ? kmem_cache_free+0x12e/0x380 [ 239.866980][ T8181] ? __pfx_path_mount+0x10/0x10 [ 239.868833][ T8181] ? putname+0x12e/0x170 [ 239.870530][ T8181] __x64_sys_mount+0x297/0x320 [ 239.872430][ T8181] ? __pfx___x64_sys_mount+0x10/0x10 [ 239.874711][ T8181] do_syscall_64+0xcf/0x260 [ 239.876691][ T8181] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.878949][ T8181] RIP: 0033:0x7f9efaa7f5aa [ 239.880464][ T8181] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 239.886905][ T8181] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 239.889671][ T8181] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 239.892322][ T8181] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 239.894950][ T8181] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 239.897582][ T8181] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 239.900194][ T8181] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 239.902841][ T8181] </TASK> [ 239.903895][ T8185] CPU: 3 PID: 8185 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 239.906036][ T8187] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 239.907362][ T8185] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 239.907372][ T8185] Call Trace: [ 239.907377][ T8185] <TASK> [ 239.907382][ T8185] dump_stack_lvl+0x16c/0x1f0 [ 239.907401][ T8185] gfs2_withdraw+0xab8/0x1290 [ 239.912265][ T8181] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 239.913246][ T8185] ? __pfx_gfs2_withdraw+0x10/0x10 [ 239.913266][ T8185] gfs2_dirent_scan+0x2fc/0x3c0 [ 239.913282][ T8185] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 239.915577][ T8181] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 239.917004][ T8185] gfs2_dir_read+0x36a/0x14d0 [ 239.917020][ T8185] ? inode_go_held+0x151/0x210 [ 239.917033][ T8185] ? __pfx_inode_go_held+0x10/0x10 [ 239.917046][ T8185] ? gfs2_instantiate+0x1eb/0x250 [ 239.936938][ T8185] ? gfs2_glock_wait+0x1e0/0x330 [ 239.938618][ T8185] ? __pfx_gfs2_dir_read+0x10/0x10 [ 239.940351][ T8185] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 239.941987][ T8185] ? do_raw_spin_unlock+0x172/0x230 [ 239.943745][ T8185] gfs2_readdir+0x13d/0x1d0 [ 239.945293][ T8185] ? __pfx_gfs2_readdir+0x10/0x10 [ 239.946986][ T8185] ? iterate_dir+0x292/0x9e0 [ 239.948554][ T8185] ? selinux_file_permission+0x125/0x590 [ 239.950503][ T8185] iterate_dir+0x292/0x9e0 [ 239.952022][ T8185] __x64_sys_getdents64+0x14f/0x2e0 [ 239.953806][ T8185] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 239.955733][ T8185] ? __pfx_filldir64+0x10/0x10 [ 239.957371][ T8185] do_syscall_64+0xcf/0x260 [ 239.958910][ T8185] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.960930][ T8185] RIP: 0033:0x7f0085c7dea9 [ 239.962465][ T8185] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 239.968856][ T8185] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 239.971673][ T8185] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 239.974304][ T8185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 239.976943][ T8185] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 239.979571][ T8185] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 239.982198][ T8185] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 239.984836][ T8185] </TASK> [ 239.985906][ T8187] CPU: 1 PID: 8187 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 239.989382][ T8187] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 239.992761][ T8187] Call Trace: [ 239.993898][ T8187] <TASK> [ 239.994910][ T8187] dump_stack_lvl+0x16c/0x1f0 [ 239.996521][ T8187] sysfs_warn_dup+0x7f/0xa0 [ 239.998084][ T8187] sysfs_create_dir_ns+0x24d/0x2b0 [ 239.999819][ T8187] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 240.001719][ T8187] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.003956][ T8187] ? do_raw_spin_unlock+0x172/0x230 [ 240.005779][ T8187] kobject_add_internal+0x2c8/0x990 [ 240.007546][ T8187] kobject_init_and_add+0x11c/0x190 [ 240.009746][ T8187] ? __pfx_kobject_init_and_add+0x10/0x10 [ 240.012483][ T8187] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.015090][ T8187] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.017797][ T8187] gfs2_sys_fs_add+0x207/0x470 [ 240.019745][ T8187] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 240.021522][ T8187] ? __pfx_alloc_workqueue+0x10/0x10 [ 240.023299][ T8187] ? read_word_at_a_time+0xe/0x20 [ 240.025013][ T8187] gfs2_fill_super+0x1352/0x2bf0 [ 240.026680][ T8187] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.028458][ T8187] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.030259][ T8187] ? set_blocksize+0x2b1/0x350 [ 240.031869][ T8187] ? sb_set_blocksize+0xf6/0x120 [ 240.033546][ T8187] ? setup_bdev_super+0x392/0x720 [ 240.035241][ T8187] get_tree_bdev+0x36f/0x610 [ 240.036812][ T8187] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.038578][ T8187] ? __pfx_get_tree_bdev+0x10/0x10 [ 240.040310][ T8187] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 240.042202][ T8187] ? cap_capable+0x1cf/0x240 [ 240.043764][ T8187] gfs2_get_tree+0x4e/0x280 [ 240.045318][ T8187] vfs_get_tree+0x8f/0x380 [ 240.046826][ T8187] path_mount+0x14e6/0x1f20 [ 240.048371][ T8187] ? kmem_cache_free+0x12e/0x380 [ 240.050029][ T8187] ? __pfx_path_mount+0x10/0x10 [ 240.051675][ T8187] ? putname+0x12e/0x170 [ 240.053108][ T8187] __x64_sys_mount+0x297/0x320 [ 240.054728][ T8187] ? __pfx___x64_sys_mount+0x10/0x10 [ 240.056509][ T8187] do_syscall_64+0xcf/0x260 [ 240.058042][ T8187] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.060022][ T8187] RIP: 0033:0x7fb72827f5aa [ 240.061539][ T8187] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 240.067932][ T8187] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 240.071196][ T8187] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 240.073885][ T8187] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 240.076794][ T8187] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 240.079439][ T8187] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 240.082723][ T8187] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 240.086016][ T8187] </TASK> [ 240.087320][ T8184] CPU: 0 PID: 8184 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 240.090842][ T8184] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 240.094239][ T8184] Call Trace: [ 240.095386][ T8184] <TASK> [ 240.096408][ T8184] dump_stack_lvl+0x16c/0x1f0 [ 240.097029][ T8187] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.098010][ T8184] sysfs_warn_dup+0x7f/0xa0 [ 240.104225][ T8184] sysfs_create_dir_ns+0x24d/0x2b0 [ 240.104467][ T8187] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 240.105973][ T8184] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 240.110077][ T8184] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.111922][ T8184] ? do_raw_spin_unlock+0x172/0x230 [ 240.113705][ T8184] kobject_add_internal+0x2c8/0x990 [ 240.115479][ T8184] kobject_init_and_add+0x11c/0x190 [ 240.117259][ T8184] ? __pfx_kobject_init_and_add+0x10/0x10 [ 240.119184][ T8184] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.121070][ T8184] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.122927][ T8184] gfs2_sys_fs_add+0x207/0x470 [ 240.124575][ T8184] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 240.126377][ T8184] ? __pfx_alloc_workqueue+0x10/0x10 [ 240.128177][ T8184] ? read_word_at_a_time+0xe/0x20 [ 240.129905][ T8184] gfs2_fill_super+0x1352/0x2bf0 [ 240.131606][ T8184] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.133414][ T8184] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.135237][ T8184] ? set_blocksize+0x2b1/0x350 [ 240.136886][ T8184] ? sb_set_blocksize+0xf6/0x120 [ 240.138574][ T8184] ? setup_bdev_super+0x392/0x720 [ 240.140297][ T8184] get_tree_bdev+0x36f/0x610 [ 240.141880][ T8184] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.143673][ T8184] ? __pfx_get_tree_bdev+0x10/0x10 [ 240.145421][ T8184] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 240.147323][ T8184] ? cap_capable+0x1cf/0x240 [ 240.148912][ T8184] gfs2_get_tree+0x4e/0x280 [ 240.150477][ T8184] vfs_get_tree+0x8f/0x380 [ 240.152003][ T8184] path_mount+0x14e6/0x1f20 [ 240.153574][ T8184] ? kmem_cache_free+0x12e/0x380 [ 240.155266][ T8184] ? __pfx_path_mount+0x10/0x10 [ 240.156941][ T8184] ? putname+0x12e/0x170 [ 240.158388][ T8184] __x64_sys_mount+0x297/0x320 [ 240.159951][ T8184] ? __pfx___x64_sys_mount+0x10/0x10 [ 240.161746][ T8184] do_syscall_64+0xcf/0x260 [ 240.163244][ T8184] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.165219][ T8184] RIP: 0033:0x7fbb4807f5aa [ 240.166739][ T8184] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 240.173307][ T8184] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 240.176073][ T8184] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 240.178716][ T8184] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 240.181410][ T8184] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 240.184084][ T8184] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 240.186767][ T8184] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 240.189459][ T8184] </TASK> [ 240.191898][ T8184] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.196536][ T8184] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 240.498829][ T8194] loop2: detected capacity change from 0 to 32768 [ 240.511907][ T8194] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 240.515310][ T8194] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 240.526087][ T8194] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 240.528636][ T8198] loop0: detected capacity change from 0 to 32768 [ 240.529473][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 240.533734][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 240.536907][ T8198] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 240.543430][ T8198] CPU: 0 PID: 8198 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 240.547988][ T8198] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 240.552189][ T8198] Call Trace: [ 240.553473][ T8198] <TASK> [ 240.554271][ T8197] loop3: detected capacity change from 0 to 32768 [ 240.554538][ T8198] dump_stack_lvl+0x16c/0x1f0 [ 240.554559][ T8198] sysfs_warn_dup+0x7f/0xa0 [ 240.560907][ T8198] sysfs_create_dir_ns+0x24d/0x2b0 [ 240.563168][ T8198] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 240.565360][ T8198] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.567346][ T8198] ? do_raw_spin_unlock+0x172/0x230 [ 240.569224][ T8198] kobject_add_internal+0x2c8/0x990 [ 240.571025][ T8198] kobject_init_and_add+0x11c/0x190 [ 240.572117][ T8197] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 240.572824][ T8198] ? __pfx_kobject_init_and_add+0x10/0x10 [ 240.578020][ T8198] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.579496][ T8200] loop1: detected capacity change from 0 to 32768 [ 240.579828][ T8198] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.579850][ T8198] gfs2_sys_fs_add+0x207/0x470 [ 240.579865][ T8198] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 240.579878][ T8198] ? __pfx_alloc_workqueue+0x10/0x10 [ 240.579893][ T8198] ? read_word_at_a_time+0xe/0x20 [ 240.579903][ T8198] gfs2_fill_super+0x1352/0x2bf0 [ 240.579915][ T8198] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.579925][ T8198] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.579935][ T8198] ? set_blocksize+0x2b1/0x350 [ 240.579947][ T8198] ? sb_set_blocksize+0xf6/0x120 [ 240.579959][ T8198] ? setup_bdev_super+0x392/0x720 [ 240.579973][ T8198] get_tree_bdev+0x36f/0x610 [ 240.579986][ T8198] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.579996][ T8198] ? __pfx_get_tree_bdev+0x10/0x10 [ 240.580010][ T8198] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 240.580022][ T8198] ? cap_capable+0x1cf/0x240 [ 240.591063][ T8200] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 240.591230][ T8198] gfs2_get_tree+0x4e/0x280 [ 240.599514][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 65ms [ 240.600025][ T8198] vfs_get_tree+0x8f/0x380 [ 240.600047][ T8198] path_mount+0x14e6/0x1f20 [ 240.600062][ T8198] ? kmem_cache_free+0x12e/0x380 [ 240.600073][ T8198] ? __pfx_path_mount+0x10/0x10 [ 240.600087][ T8198] ? putname+0x12e/0x170 [ 240.600098][ T8198] __x64_sys_mount+0x297/0x320 [ 240.600112][ T8198] ? __pfx___x64_sys_mount+0x10/0x10 [ 240.600127][ T8198] do_syscall_64+0xcf/0x260 [ 240.600138][ T8198] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.600156][ T8198] RIP: 0033:0x7f0085c7f5aa [ 240.609436][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 240.610004][ T8198] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 240.610018][ T8198] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 240.610036][ T8198] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 240.610043][ T8198] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 240.610050][ T8198] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 240.610057][ T8198] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 240.610064][ T8198] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 240.615496][ T8194] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 240.616540][ T8198] </TASK> [ 240.616549][ T8200] CPU: 1 PID: 8200 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 240.619338][ T8198] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.621167][ T8200] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 240.621177][ T8200] Call Trace: [ 240.621181][ T8200] <TASK> [ 240.621186][ T8200] dump_stack_lvl+0x16c/0x1f0 [ 240.621204][ T8200] sysfs_warn_dup+0x7f/0xa0 [ 240.621220][ T8200] sysfs_create_dir_ns+0x24d/0x2b0 [ 240.621234][ T8200] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 240.621249][ T8200] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.621260][ T8200] ? do_raw_spin_unlock+0x172/0x230 [ 240.622859][ T8198] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 240.624312][ T8200] kobject_add_internal+0x2c8/0x990 [ 240.624330][ T8200] kobject_init_and_add+0x11c/0x190 [ 240.624340][ T8200] ? __pfx_kobject_init_and_add+0x10/0x10 [ 240.624350][ T8200] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.624365][ T8200] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.624380][ T8200] gfs2_sys_fs_add+0x207/0x470 [ 240.624807][ T8194] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 240.624818][ T8194] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 240.624818][ T8194] inode = 12 2341 [ 240.624818][ T8194] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 240.624832][ T8194] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 240.624849][ T8194] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8194 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 240.624870][ T8194] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 240.624882][ T8194] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 240.624889][ T8194] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 240.624895][ T8194] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 240.625802][ T8194] gfs2: fsid=syz:syz.0: File system withdrawn [ 240.729604][ T8200] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 240.731416][ T8200] ? __pfx_alloc_workqueue+0x10/0x10 [ 240.733217][ T8200] ? read_word_at_a_time+0xe/0x20 [ 240.734935][ T8200] gfs2_fill_super+0x1352/0x2bf0 [ 240.736631][ T8200] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.738415][ T8200] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.740241][ T8200] ? set_blocksize+0x2b1/0x350 [ 240.741874][ T8200] ? sb_set_blocksize+0xf6/0x120 [ 240.743555][ T8200] ? setup_bdev_super+0x392/0x720 [ 240.745280][ T8200] get_tree_bdev+0x36f/0x610 [ 240.746849][ T8200] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.748638][ T8200] ? __pfx_get_tree_bdev+0x10/0x10 [ 240.750375][ T8200] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 240.752266][ T8200] ? cap_capable+0x1cf/0x240 [ 240.753834][ T8200] gfs2_get_tree+0x4e/0x280 [ 240.755374][ T8200] vfs_get_tree+0x8f/0x380 [ 240.756902][ T8200] path_mount+0x14e6/0x1f20 [ 240.758452][ T8200] ? kmem_cache_free+0x12e/0x380 [ 240.760126][ T8200] ? __pfx_path_mount+0x10/0x10 [ 240.761798][ T8200] ? putname+0x12e/0x170 [ 240.763233][ T8200] __x64_sys_mount+0x297/0x320 [ 240.764867][ T8200] ? __pfx___x64_sys_mount+0x10/0x10 [ 240.766645][ T8200] do_syscall_64+0xcf/0x260 [ 240.768182][ T8200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.770191][ T8200] RIP: 0033:0x7fbb4807f5aa [ 240.771706][ T8200] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 240.778139][ T8200] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 240.780936][ T8200] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 240.783588][ T8200] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 240.786249][ T8200] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 240.788900][ T8200] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 240.791552][ T8200] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 240.794208][ T8200] </TASK> [ 240.795341][ T8194] CPU: 2 PID: 8194 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 240.799731][ T8194] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 240.801811][ T8200] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.803959][ T8194] Call Trace: [ 240.808607][ T8200] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 240.809995][ T8194] <TASK> [ 240.810003][ T8194] dump_stack_lvl+0x16c/0x1f0 [ 240.810021][ T8194] gfs2_withdraw+0xab8/0x1290 [ 240.810037][ T8194] ? __pfx_gfs2_withdraw+0x10/0x10 [ 240.810053][ T8194] gfs2_dirent_scan+0x2fc/0x3c0 [ 240.810068][ T8194] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 240.810083][ T8194] gfs2_dir_read+0x36a/0x14d0 [ 240.810093][ T8194] ? inode_go_held+0x151/0x210 [ 240.810114][ T8194] ? __pfx_inode_go_held+0x10/0x10 [ 240.810133][ T8194] ? gfs2_instantiate+0x1eb/0x250 [ 240.810145][ T8194] ? gfs2_glock_wait+0x1e0/0x330 [ 240.810164][ T8194] ? __pfx_gfs2_dir_read+0x10/0x10 [ 240.810180][ T8194] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 240.810193][ T8194] ? do_raw_spin_unlock+0x172/0x230 [ 240.810226][ T8194] gfs2_readdir+0x13d/0x1d0 [ 240.810248][ T8194] ? __pfx_gfs2_readdir+0x10/0x10 [ 240.839633][ T8194] ? iterate_dir+0x292/0x9e0 [ 240.841224][ T8194] ? selinux_file_permission+0x125/0x590 [ 240.843148][ T8194] iterate_dir+0x292/0x9e0 [ 240.844699][ T8194] __x64_sys_getdents64+0x14f/0x2e0 [ 240.846486][ T8194] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 240.848405][ T8194] ? __pfx_filldir64+0x10/0x10 [ 240.850018][ T8194] do_syscall_64+0xcf/0x260 [ 240.851576][ T8194] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.853590][ T8194] RIP: 0033:0x7f9efaa7dea9 [ 240.855104][ T8194] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 240.861545][ T8194] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 240.864346][ T8194] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 240.866992][ T8194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 240.869676][ T8194] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 240.872374][ T8194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 240.875013][ T8194] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 240.877687][ T8194] </TASK> [ 240.878758][ T8197] CPU: 0 PID: 8197 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 240.882301][ T8197] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 240.885814][ T8197] Call Trace: [ 240.886961][ T8197] <TASK> [ 240.887979][ T8197] dump_stack_lvl+0x16c/0x1f0 [ 240.889604][ T8197] sysfs_warn_dup+0x7f/0xa0 [ 240.891229][ T8197] sysfs_create_dir_ns+0x24d/0x2b0 [ 240.892997][ T8197] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 240.894944][ T8197] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.896886][ T8197] ? do_raw_spin_unlock+0x172/0x230 [ 240.898641][ T8197] kobject_add_internal+0x2c8/0x990 [ 240.900441][ T8197] kobject_init_and_add+0x11c/0x190 [ 240.902189][ T8197] ? __pfx_kobject_init_and_add+0x10/0x10 [ 240.904137][ T8197] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.906031][ T8197] ? lockdep_init_map_type+0x16d/0x7d0 [ 240.907908][ T8197] gfs2_sys_fs_add+0x207/0x470 [ 240.909596][ T8197] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 240.911424][ T8197] ? __pfx_alloc_workqueue+0x10/0x10 [ 240.913233][ T8197] ? read_word_at_a_time+0xe/0x20 [ 240.915086][ T8197] gfs2_fill_super+0x1352/0x2bf0 [ 240.917156][ T8197] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.919307][ T8197] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 240.921566][ T8197] ? set_blocksize+0x2b1/0x350 [ 240.923567][ T8197] ? sb_set_blocksize+0xf6/0x120 [ 240.925564][ T8197] ? setup_bdev_super+0x392/0x720 [ 240.927668][ T8197] get_tree_bdev+0x36f/0x610 [ 240.929618][ T8197] ? __pfx_gfs2_fill_super+0x10/0x10 [ 240.931826][ T8197] ? __pfx_get_tree_bdev+0x10/0x10 [ 240.933990][ T8197] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 240.936346][ T8197] ? cap_capable+0x1cf/0x240 [ 240.938288][ T8197] gfs2_get_tree+0x4e/0x280 [ 240.940223][ T8197] vfs_get_tree+0x8f/0x380 [ 240.941756][ T8197] path_mount+0x14e6/0x1f20 [ 240.943286][ T8197] ? kmem_cache_free+0x12e/0x380 [ 240.944977][ T8197] ? __pfx_path_mount+0x10/0x10 [ 240.946607][ T8197] ? putname+0x12e/0x170 [ 240.948026][ T8197] __x64_sys_mount+0x297/0x320 [ 240.949642][ T8197] ? __pfx___x64_sys_mount+0x10/0x10 [ 240.951541][ T8197] do_syscall_64+0xcf/0x260 [ 240.953099][ T8197] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.955070][ T8197] RIP: 0033:0x7fb72827f5aa [ 240.956581][ T8197] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 240.962989][ T8197] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 240.965768][ T8197] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 240.968410][ T8197] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 240.971036][ T8197] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 240.973684][ T8197] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 240.976321][ T8197] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 240.978928][ T8197] </TASK> [ 240.981517][ T8197] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 240.986117][ T8197] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 241.270476][ T8209] loop1: detected capacity change from 0 to 32768 [ 241.274798][ T8209] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 241.278210][ T8209] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 241.283181][ T8209] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 241.286530][ T5248] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 241.288870][ T5248] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 241.295275][ T8207] loop0: detected capacity change from 0 to 32768 [ 241.309846][ T8207] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 241.312470][ T8207] CPU: 2 PID: 8207 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 241.315883][ T8207] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 241.319247][ T8207] Call Trace: [ 241.320390][ T8207] <TASK> [ 241.321390][ T8207] dump_stack_lvl+0x16c/0x1f0 [ 241.322997][ T8207] sysfs_warn_dup+0x7f/0xa0 [ 241.324583][ T8207] sysfs_create_dir_ns+0x24d/0x2b0 [ 241.324694][ T8211] loop2: detected capacity change from 0 to 32768 [ 241.326304][ T8207] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 241.330341][ T8207] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.332139][ T8207] ? do_raw_spin_unlock+0x172/0x230 [ 241.333910][ T8207] kobject_add_internal+0x2c8/0x990 [ 241.335663][ T8207] kobject_init_and_add+0x11c/0x190 [ 241.337408][ T8207] ? __pfx_kobject_init_and_add+0x10/0x10 [ 241.339303][ T8207] ? lockdep_init_map_type+0x16d/0x7d0 [ 241.341124][ T8207] ? lockdep_init_map_type+0x16d/0x7d0 [ 241.342935][ T8207] gfs2_sys_fs_add+0x207/0x470 [ 241.344554][ T8207] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 241.346462][ T8207] ? __pfx_alloc_workqueue+0x10/0x10 [ 241.348283][ T8207] ? read_word_at_a_time+0xe/0x20 [ 241.350001][ T8207] gfs2_fill_super+0x1352/0x2bf0 [ 241.351694][ T8207] ? __pfx_gfs2_fill_super+0x10/0x10 [ 241.353536][ T8207] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.355366][ T8207] ? set_blocksize+0x2b1/0x350 [ 241.357006][ T8207] ? sb_set_blocksize+0xf6/0x120 [ 241.358725][ T8207] ? setup_bdev_super+0x392/0x720 [ 241.360442][ T8207] get_tree_bdev+0x36f/0x610 [ 241.362005][ T8207] ? __pfx_gfs2_fill_super+0x10/0x10 [ 241.363787][ T8207] ? __pfx_get_tree_bdev+0x10/0x10 [ 241.365535][ T8207] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 241.367423][ T8207] ? cap_capable+0x1cf/0x240 [ 241.369005][ T8207] gfs2_get_tree+0x4e/0x280 [ 241.370574][ T8207] vfs_get_tree+0x8f/0x380 [ 241.372090][ T8207] path_mount+0x14e6/0x1f20 [ 241.373656][ T8207] ? kmem_cache_free+0x12e/0x380 [ 241.373772][ T8213] loop3: detected capacity change from 0 to 32768 [ 241.375378][ T8207] ? __pfx_path_mount+0x10/0x10 [ 241.379217][ T8207] ? putname+0x12e/0x170 [ 241.380673][ T8207] __x64_sys_mount+0x297/0x320 [ 241.382343][ T8207] ? __pfx___x64_sys_mount+0x10/0x10 [ 241.384542][ T8207] do_syscall_64+0xcf/0x260 [ 241.386517][ T8207] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 241.388871][ T8207] RIP: 0033:0x7f0085c7f5aa [ 241.390805][ T8207] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 241.398576][ T8207] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 241.402111][ T8207] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 241.402680][ T8211] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 241.403510][ T8213] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 241.405237][ T8207] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 241.414729][ T8207] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 241.417598][ T8207] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 241.421003][ T8207] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 241.424079][ T8207] </TASK> [ 241.425395][ T8213] CPU: 1 PID: 8213 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 241.429914][ T8213] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 241.434464][ T8213] Call Trace: [ 241.435976][ T8213] <TASK> [ 241.436495][ T8207] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 241.437348][ T8213] dump_stack_lvl+0x16c/0x1f0 [ 241.442723][ T8207] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 241.444799][ T8213] sysfs_warn_dup+0x7f/0xa0 [ 241.449090][ T8213] sysfs_create_dir_ns+0x24d/0x2b0 [ 241.449152][ T5248] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 160ms [ 241.451441][ T8213] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 241.451472][ T8213] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.451493][ T8213] ? do_raw_spin_unlock+0x172/0x230 [ 241.454084][ T5248] gfs2: fsid=syz:syz.0: jid=0: Done [ 241.456466][ T8213] kobject_add_internal+0x2c8/0x990 [ 241.460263][ T8209] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 241.460569][ T8213] kobject_init_and_add+0x11c/0x190 [ 241.466669][ T8209] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 241.467821][ T8213] ? __pfx_kobject_init_and_add+0x10/0x10 [ 241.469615][ T8209] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 241.469615][ T8209] inode = 12 2341 [ 241.469615][ T8209] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 241.473232][ T8213] ? lockdep_init_map_type+0x16d/0x7d0 [ 241.473266][ T8213] ? lockdep_init_map_type+0x16d/0x7d0 [ 241.473295][ T8213] gfs2_sys_fs_add+0x207/0x470 [ 241.475803][ T8209] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 241.483217][ T8213] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 241.483252][ T8213] ? __pfx_alloc_workqueue+0x10/0x10 [ 241.483279][ T8213] ? read_word_at_a_time+0xe/0x20 [ 241.485450][ T8209] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8209 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 241.487509][ T8213] gfs2_fill_super+0x1352/0x2bf0 [ 241.489137][ T8209] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 241.493075][ T8213] ? __pfx_gfs2_fill_super+0x10/0x10 [ 241.493102][ T8213] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.495025][ T8209] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 241.497231][ T8213] ? set_blocksize+0x2b1/0x350 [ 241.498942][ T8209] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 241.503198][ T8213] ? sb_set_blocksize+0xf6/0x120 [ 241.503224][ T8213] ? setup_bdev_super+0x392/0x720 [ 241.503249][ T8213] get_tree_bdev+0x36f/0x610 [ 241.503274][ T8213] ? __pfx_gfs2_fill_super+0x10/0x10 [ 241.503293][ T8213] ? __pfx_get_tree_bdev+0x10/0x10 [ 241.503319][ T8213] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 241.503341][ T8213] ? cap_capable+0x1cf/0x240 [ 241.506107][ T8209] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 241.508625][ T8213] gfs2_get_tree+0x4e/0x280 [ 241.511959][ T8209] gfs2: fsid=syz:syz.0: File system withdrawn [ 241.512818][ T8213] vfs_get_tree+0x8f/0x380 [ 241.547149][ T8213] path_mount+0x14e6/0x1f20 [ 241.549249][ T8213] ? kmem_cache_free+0x12e/0x380 [ 241.551508][ T8213] ? __pfx_path_mount+0x10/0x10 [ 241.553492][ T8213] ? putname+0x12e/0x170 [ 241.554940][ T8213] __x64_sys_mount+0x297/0x320 [ 241.556632][ T8213] ? __pfx___x64_sys_mount+0x10/0x10 [ 241.558423][ T8213] do_syscall_64+0xcf/0x260 [ 241.559987][ T8213] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 241.562004][ T8213] RIP: 0033:0x7fb72827f5aa [ 241.563530][ T8213] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 241.570016][ T8213] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 241.572825][ T8213] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 241.575502][ T8213] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 241.578168][ T8213] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 241.580848][ T8213] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 241.583538][ T8213] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 241.586228][ T8213] </TASK> [ 241.587362][ T8209] CPU: 2 PID: 8209 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 241.590868][ T8209] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 241.591438][ T8213] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 241.594337][ T8209] Call Trace: [ 241.594354][ T8209] <TASK> [ 241.594362][ T8209] dump_stack_lvl+0x16c/0x1f0 [ 241.594391][ T8209] gfs2_withdraw+0xab8/0x1290 [ 241.594418][ T8209] ? __pfx_gfs2_withdraw+0x10/0x10 [ 241.601130][ T8213] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 241.601797][ T8209] gfs2_dirent_scan+0x2fc/0x3c0 [ 241.612010][ T8209] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 241.613900][ T8209] gfs2_dir_read+0x36a/0x14d0 [ 241.615515][ T8209] ? inode_go_held+0x151/0x210 [ 241.617204][ T8209] ? __pfx_inode_go_held+0x10/0x10 [ 241.618960][ T8209] ? gfs2_instantiate+0x1eb/0x250 [ 241.620679][ T8209] ? gfs2_glock_wait+0x1e0/0x330 [ 241.622366][ T8209] ? __pfx_gfs2_dir_read+0x10/0x10 [ 241.624316][ T8209] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 241.626346][ T8209] ? do_raw_spin_unlock+0x172/0x230 [ 241.628315][ T8209] gfs2_readdir+0x13d/0x1d0 [ 241.630296][ T8209] ? __pfx_gfs2_readdir+0x10/0x10 [ 241.632111][ T8209] ? iterate_dir+0x292/0x9e0 [ 241.633682][ T8209] ? selinux_file_permission+0x125/0x590 [ 241.635565][ T8209] iterate_dir+0x292/0x9e0 [ 241.637093][ T8209] __x64_sys_getdents64+0x14f/0x2e0 [ 241.638847][ T8209] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 241.640829][ T8209] ? __pfx_filldir64+0x10/0x10 [ 241.642485][ T8209] do_syscall_64+0xcf/0x260 [ 241.644020][ T8209] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 241.646097][ T8209] RIP: 0033:0x7fbb4807dea9 [ 241.647608][ T8209] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 241.654886][ T8209] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 241.658118][ T8209] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 241.661477][ T8209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 241.664609][ T8209] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 241.667922][ T8209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 241.671022][ T8209] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 241.673701][ T8209] </TASK> [ 241.674765][ T8211] CPU: 3 PID: 8211 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 241.678385][ T8211] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 241.681766][ T8211] Call Trace: [ 241.682955][ T8211] <TASK> [ 241.683974][ T8211] dump_stack_lvl+0x16c/0x1f0 [ 241.685732][ T8211] sysfs_warn_dup+0x7f/0xa0 [ 241.687639][ T8211] sysfs_create_dir_ns+0x24d/0x2b0 [ 241.689384][ T8211] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 241.691283][ T8211] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.693114][ T8211] ? do_raw_spin_unlock+0x172/0x230 [ 241.694910][ T8211] kobject_add_internal+0x2c8/0x990 [ 241.696760][ T8211] kobject_init_and_add+0x11c/0x190 [ 241.698546][ T8211] ? __pfx_kobject_init_and_add+0x10/0x10 [ 241.700603][ T8211] ? lockdep_init_map_type+0x16d/0x7d0 [ 241.702429][ T8211] ? lockdep_init_map_type+0x16d/0x7d0 [ 241.704280][ T8211] gfs2_sys_fs_add+0x207/0x470 [ 241.705893][ T8211] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 241.707684][ T8211] ? __pfx_alloc_workqueue+0x10/0x10 [ 241.709479][ T8211] ? read_word_at_a_time+0xe/0x20 [ 241.711194][ T8211] gfs2_fill_super+0x1352/0x2bf0 [ 241.712873][ T8211] ? __pfx_gfs2_fill_super+0x10/0x10 [ 241.714638][ T8211] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.716443][ T8211] ? set_blocksize+0x2b1/0x350 [ 241.718057][ T8211] ? sb_set_blocksize+0xf6/0x120 [ 241.719721][ T8211] ? setup_bdev_super+0x392/0x720 [ 241.721432][ T8211] get_tree_bdev+0x36f/0x610 [ 241.722993][ T8211] ? __pfx_gfs2_fill_super+0x10/0x10 [ 241.724759][ T8211] ? __pfx_get_tree_bdev+0x10/0x10 [ 241.726512][ T8211] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 241.728393][ T8211] ? cap_capable+0x1cf/0x240 [ 241.729953][ T8211] gfs2_get_tree+0x4e/0x280 [ 241.731502][ T8211] vfs_get_tree+0x8f/0x380 [ 241.732976][ T8211] path_mount+0x14e6/0x1f20 [ 241.734515][ T8211] ? kmem_cache_free+0x12e/0x380 [ 241.736215][ T8211] ? __pfx_path_mount+0x10/0x10 [ 241.737828][ T8211] ? putname+0x12e/0x170 [ 241.739247][ T8211] __x64_sys_mount+0x297/0x320 [ 241.740862][ T8211] ? __pfx___x64_sys_mount+0x10/0x10 [ 241.742630][ T8211] do_syscall_64+0xcf/0x260 [ 241.744157][ T8211] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 241.746155][ T8211] RIP: 0033:0x7f9efaa7f5aa [ 241.747662][ T8211] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 241.754068][ T8211] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 241.756853][ T8211] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 241.759492][ T8211] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 241.762146][ T8211] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 241.764784][ T8211] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 241.767417][ T8211] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 241.770074][ T8211] </TASK> [ 241.772946][ T8211] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 241.777642][ T8211] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.062198][ T8220] loop0: detected capacity change from 0 to 32768 [ 242.073029][ T8220] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 242.080250][ T8220] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 242.092440][ T8220] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 242.095720][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 242.095841][ T8222] loop3: detected capacity change from 0 to 32768 [ 242.097996][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 242.108985][ T8222] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.112873][ T8222] CPU: 0 PID: 8222 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 242.116394][ T8222] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 242.119813][ T8222] Call Trace: [ 242.120974][ T8222] <TASK> [ 242.122225][ T8222] dump_stack_lvl+0x16c/0x1f0 [ 242.123988][ T8222] sysfs_warn_dup+0x7f/0xa0 [ 242.125566][ T8222] sysfs_create_dir_ns+0x24d/0x2b0 [ 242.127311][ T8222] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 242.129238][ T8222] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.131072][ T8222] ? do_raw_spin_unlock+0x172/0x230 [ 242.132849][ T8222] kobject_add_internal+0x2c8/0x990 [ 242.134150][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 242.134625][ T8222] kobject_init_and_add+0x11c/0x190 [ 242.137229][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 242.138867][ T8222] ? __pfx_kobject_init_and_add+0x10/0x10 [ 242.142582][ T8222] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.143963][ T8220] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 242.144437][ T8222] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.148697][ T8222] gfs2_sys_fs_add+0x207/0x470 [ 242.150352][ T8222] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 242.151048][ T8226] loop1: detected capacity change from 0 to 32768 [ 242.152146][ T8222] ? __pfx_alloc_workqueue+0x10/0x10 [ 242.152166][ T8222] ? read_word_at_a_time+0xe/0x20 [ 242.152190][ T8222] gfs2_fill_super+0x1352/0x2bf0 [ 242.152203][ T8222] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.152213][ T8222] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.163195][ T8222] ? set_blocksize+0x2b1/0x350 [ 242.164785][ T8220] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 242.164836][ T8222] ? sb_set_blocksize+0xf6/0x120 [ 242.167770][ T8220] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 242.167770][ T8220] inode = 12 2341 [ 242.167770][ T8220] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 242.169365][ T8222] ? setup_bdev_super+0x392/0x720 [ 242.169388][ T8222] get_tree_bdev+0x36f/0x610 [ 242.169402][ T8222] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.169413][ T8222] ? __pfx_get_tree_bdev+0x10/0x10 [ 242.171352][ T8224] loop2: detected capacity change from 0 to 32768 [ 242.175965][ T8226] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.177351][ T8220] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 242.177371][ T8220] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8220 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 242.177394][ T8220] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 242.177406][ T8220] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 242.177413][ T8220] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 242.177419][ T8220] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 242.177428][ T8222] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 242.177444][ T8222] ? cap_capable+0x1cf/0x240 [ 242.177459][ T8222] gfs2_get_tree+0x4e/0x280 [ 242.177522][ T8220] gfs2: fsid=syz:syz.0: File system withdrawn [ 242.200206][ T8224] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.201735][ T8222] vfs_get_tree+0x8f/0x380 [ 242.201759][ T8222] path_mount+0x14e6/0x1f20 [ 242.201775][ T8222] ? kmem_cache_free+0x12e/0x380 [ 242.222281][ T8222] ? __pfx_path_mount+0x10/0x10 [ 242.224338][ T8222] ? putname+0x12e/0x170 [ 242.226194][ T8222] __x64_sys_mount+0x297/0x320 [ 242.228271][ T8222] ? __pfx___x64_sys_mount+0x10/0x10 [ 242.230544][ T8222] do_syscall_64+0xcf/0x260 [ 242.232500][ T8222] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 242.235058][ T8222] RIP: 0033:0x7fb72827f5aa [ 242.236630][ T8222] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 242.243635][ T8222] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 242.246561][ T8222] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 242.249200][ T8222] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 242.251830][ T8222] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 242.254507][ T8222] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 242.257145][ T8222] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 242.259780][ T8222] </TASK> [ 242.260833][ T8226] CPU: 1 PID: 8226 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 242.262396][ T8222] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.264413][ T8226] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 242.268921][ T8222] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.272423][ T8226] Call Trace: [ 242.272433][ T8226] <TASK> [ 242.272437][ T8226] dump_stack_lvl+0x16c/0x1f0 [ 242.272456][ T8226] sysfs_warn_dup+0x7f/0xa0 [ 242.272472][ T8226] sysfs_create_dir_ns+0x24d/0x2b0 [ 242.272487][ T8226] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 242.283790][ T8226] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.285797][ T8226] ? do_raw_spin_unlock+0x172/0x230 [ 242.287692][ T8226] kobject_add_internal+0x2c8/0x990 [ 242.289480][ T8226] kobject_init_and_add+0x11c/0x190 [ 242.291262][ T8226] ? __pfx_kobject_init_and_add+0x10/0x10 [ 242.293203][ T8226] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.295059][ T8226] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.296976][ T8226] gfs2_sys_fs_add+0x207/0x470 [ 242.298627][ T8226] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 242.300437][ T8226] ? __pfx_alloc_workqueue+0x10/0x10 [ 242.302245][ T8226] ? read_word_at_a_time+0xe/0x20 [ 242.303967][ T8226] gfs2_fill_super+0x1352/0x2bf0 [ 242.305663][ T8226] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.307462][ T8226] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.309296][ T8226] ? set_blocksize+0x2b1/0x350 [ 242.310945][ T8226] ? sb_set_blocksize+0xf6/0x120 [ 242.312645][ T8226] ? setup_bdev_super+0x392/0x720 [ 242.314356][ T8226] get_tree_bdev+0x36f/0x610 [ 242.315936][ T8226] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.317737][ T8226] ? __pfx_get_tree_bdev+0x10/0x10 [ 242.319484][ T8226] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 242.321399][ T8226] ? cap_capable+0x1cf/0x240 [ 242.322985][ T8226] gfs2_get_tree+0x4e/0x280 [ 242.324547][ T8226] vfs_get_tree+0x8f/0x380 [ 242.326077][ T8226] path_mount+0x14e6/0x1f20 [ 242.327628][ T8226] ? kmem_cache_free+0x12e/0x380 [ 242.329296][ T8226] ? __pfx_path_mount+0x10/0x10 [ 242.330965][ T8226] ? putname+0x12e/0x170 [ 242.332410][ T8226] __x64_sys_mount+0x297/0x320 [ 242.334047][ T8226] ? __pfx___x64_sys_mount+0x10/0x10 [ 242.335844][ T8226] do_syscall_64+0xcf/0x260 [ 242.337405][ T8226] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 242.339414][ T8226] RIP: 0033:0x7fbb4807f5aa [ 242.340942][ T8226] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 242.347385][ T8226] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 242.350239][ T8226] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 242.352929][ T8226] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 242.355623][ T8226] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 242.358305][ T8226] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 242.360990][ T8226] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 242.363672][ T8226] </TASK> [ 242.364802][ T8220] CPU: 2 PID: 8220 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 242.366109][ T8226] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.368921][ T8220] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 242.374925][ T8226] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.377212][ T8220] Call Trace: [ 242.377221][ T8220] <TASK> [ 242.381647][ T8220] dump_stack_lvl+0x16c/0x1f0 [ 242.383236][ T8220] gfs2_withdraw+0xab8/0x1290 [ 242.384842][ T8220] ? __pfx_gfs2_withdraw+0x10/0x10 [ 242.386563][ T8220] gfs2_dirent_scan+0x2fc/0x3c0 [ 242.388229][ T8220] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 242.390082][ T8220] gfs2_dir_read+0x36a/0x14d0 [ 242.391678][ T8220] ? inode_go_held+0x151/0x210 [ 242.393314][ T8220] ? __pfx_inode_go_held+0x10/0x10 [ 242.395065][ T8220] ? gfs2_instantiate+0x1eb/0x250 [ 242.396760][ T8220] ? gfs2_glock_wait+0x1e0/0x330 [ 242.398433][ T8220] ? __pfx_gfs2_dir_read+0x10/0x10 [ 242.400147][ T8220] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 242.401797][ T8220] ? do_raw_spin_unlock+0x172/0x230 [ 242.403537][ T8220] gfs2_readdir+0x13d/0x1d0 [ 242.405084][ T8220] ? __pfx_gfs2_readdir+0x10/0x10 [ 242.406774][ T8220] ? iterate_dir+0x292/0x9e0 [ 242.408344][ T8220] ? selinux_file_permission+0x125/0x590 [ 242.410229][ T8220] iterate_dir+0x292/0x9e0 [ 242.411738][ T8220] __x64_sys_getdents64+0x14f/0x2e0 [ 242.413496][ T8220] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 242.415423][ T8220] ? __pfx_filldir64+0x10/0x10 [ 242.417033][ T8220] do_syscall_64+0xcf/0x260 [ 242.418560][ T8220] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 242.420589][ T8220] RIP: 0033:0x7f0085c7dea9 [ 242.422082][ T8220] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 242.428459][ T8220] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 242.431231][ T8220] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 242.433865][ T8220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 242.436485][ T8220] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 242.439050][ T8220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 242.441687][ T8220] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 242.444335][ T8220] </TASK> [ 242.445459][ T8224] CPU: 0 PID: 8224 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 242.449066][ T8224] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 242.452516][ T8224] Call Trace: [ 242.453763][ T8224] <TASK> [ 242.454796][ T8224] dump_stack_lvl+0x16c/0x1f0 [ 242.456402][ T8224] sysfs_warn_dup+0x7f/0xa0 [ 242.457940][ T8224] sysfs_create_dir_ns+0x24d/0x2b0 [ 242.459766][ T8224] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 242.461669][ T8224] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.463473][ T8224] ? do_raw_spin_unlock+0x172/0x230 [ 242.465374][ T8224] kobject_add_internal+0x2c8/0x990 [ 242.467120][ T8224] kobject_init_and_add+0x11c/0x190 [ 242.468968][ T8224] ? __pfx_kobject_init_and_add+0x10/0x10 [ 242.470888][ T8224] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.472735][ T8224] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.474701][ T8224] gfs2_sys_fs_add+0x207/0x470 [ 242.476322][ T8224] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 242.478195][ T8224] ? __pfx_alloc_workqueue+0x10/0x10 [ 242.479967][ T8224] ? read_word_at_a_time+0xe/0x20 [ 242.481668][ T8224] gfs2_fill_super+0x1352/0x2bf0 [ 242.483436][ T8224] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.485240][ T8224] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.486994][ T8224] ? set_blocksize+0x2b1/0x350 [ 242.488752][ T8224] ? sb_set_blocksize+0xf6/0x120 [ 242.490433][ T8224] ? setup_bdev_super+0x392/0x720 [ 242.492198][ T8224] get_tree_bdev+0x36f/0x610 [ 242.493825][ T8224] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.495601][ T8224] ? __pfx_get_tree_bdev+0x10/0x10 [ 242.497334][ T8224] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 242.499224][ T8224] ? cap_capable+0x1cf/0x240 [ 242.500790][ T8224] gfs2_get_tree+0x4e/0x280 [ 242.502330][ T8224] vfs_get_tree+0x8f/0x380 [ 242.503848][ T8224] path_mount+0x14e6/0x1f20 [ 242.505532][ T8224] ? kmem_cache_free+0x12e/0x380 [ 242.507195][ T8224] ? __pfx_path_mount+0x10/0x10 [ 242.508850][ T8224] ? putname+0x12e/0x170 [ 242.510295][ T8224] __x64_sys_mount+0x297/0x320 [ 242.511914][ T8224] ? __pfx___x64_sys_mount+0x10/0x10 [ 242.514181][ T8224] do_syscall_64+0xcf/0x260 [ 242.516068][ T8224] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 242.518538][ T8224] RIP: 0033:0x7f9efaa7f5aa [ 242.520434][ T8224] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 242.528456][ T8224] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 242.531891][ T8224] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 242.535182][ T8224] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 242.538457][ T8224] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 242.541470][ T8224] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 242.544118][ T8224] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 242.546763][ T8224] </TASK> [ 242.548648][ T8224] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.554916][ T8224] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.804890][ T8235] loop1: detected capacity change from 0 to 32768 [ 242.810968][ T8235] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 242.819849][ T8235] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 242.827255][ T8235] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 242.830894][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 242.833884][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 242.848826][ T8234] loop3: detected capacity change from 0 to 32768 [ 242.853744][ T8234] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.856326][ T8234] CPU: 0 PID: 8234 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 242.859746][ T8234] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 242.863061][ T8234] Call Trace: [ 242.864232][ T8234] <TASK> [ 242.865397][ T8234] dump_stack_lvl+0x16c/0x1f0 [ 242.866969][ T8234] sysfs_warn_dup+0x7f/0xa0 [ 242.868667][ T8234] sysfs_create_dir_ns+0x24d/0x2b0 [ 242.870930][ T8234] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 242.873321][ T8234] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.875523][ T8234] ? do_raw_spin_unlock+0x172/0x230 [ 242.876665][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 242.877670][ T8234] kobject_add_internal+0x2c8/0x990 [ 242.877699][ T8234] kobject_init_and_add+0x11c/0x190 [ 242.882073][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 242.882353][ T8234] ? __pfx_kobject_init_and_add+0x10/0x10 [ 242.885130][ T8235] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 242.886570][ T8234] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.886600][ T8234] ? lockdep_init_map_type+0x16d/0x7d0 [ 242.886624][ T8234] gfs2_sys_fs_add+0x207/0x470 [ 242.898313][ T8234] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 242.899576][ T8235] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 242.900502][ T8234] ? __pfx_alloc_workqueue+0x10/0x10 [ 242.900523][ T8234] ? read_word_at_a_time+0xe/0x20 [ 242.900535][ T8234] gfs2_fill_super+0x1352/0x2bf0 [ 242.900547][ T8234] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.900557][ T8234] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 242.900568][ T8234] ? set_blocksize+0x2b1/0x350 [ 242.900581][ T8234] ? sb_set_blocksize+0xf6/0x120 [ 242.903542][ T8235] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 242.903542][ T8235] inode = 12 2341 [ 242.903542][ T8235] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 242.905208][ T8234] ? setup_bdev_super+0x392/0x720 [ 242.905235][ T8234] get_tree_bdev+0x36f/0x610 [ 242.905251][ T8234] ? __pfx_gfs2_fill_super+0x10/0x10 [ 242.905260][ T8234] ? __pfx_get_tree_bdev+0x10/0x10 [ 242.907438][ T8235] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 242.909110][ T8234] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 242.911130][ T8235] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8235 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 242.912825][ T8234] ? cap_capable+0x1cf/0x240 [ 242.912853][ T8234] gfs2_get_tree+0x4e/0x280 [ 242.912869][ T8234] vfs_get_tree+0x8f/0x380 [ 242.914604][ T8235] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 242.916659][ T8234] path_mount+0x14e6/0x1f20 [ 242.916693][ T8234] ? kmem_cache_free+0x12e/0x380 [ 242.923036][ T8235] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 242.925150][ T8234] ? __pfx_path_mount+0x10/0x10 [ 242.925181][ T8234] ? putname+0x12e/0x170 [ 242.927044][ T8235] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 242.929221][ T8234] __x64_sys_mount+0x297/0x320 [ 242.929255][ T8234] ? __pfx___x64_sys_mount+0x10/0x10 [ 242.931338][ T8235] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 242.934986][ T8234] do_syscall_64+0xcf/0x260 [ 242.935010][ T8234] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 242.935028][ T8234] RIP: 0033:0x7fb72827f5aa [ 242.935037][ T8234] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 242.935047][ T8234] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 242.935059][ T8234] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 242.935066][ T8234] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 242.935072][ T8234] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 242.935080][ T8234] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 242.935086][ T8234] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 242.935095][ T8234] </TASK> [ 242.936551][ T8234] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 242.937729][ T8235] gfs2: fsid=syz:syz.0: File system withdrawn [ 242.940774][ T8234] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 242.942642][ T8235] CPU: 3 PID: 8235 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 242.948201][ T8237] loop2: detected capacity change from 0 to 32768 [ 242.949341][ T8235] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 242.953498][ T8237] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 242.955640][ T8235] Call Trace: [ 243.000385][ T8239] loop0: detected capacity change from 0 to 32768 [ 243.004612][ T8235] <TASK> [ 243.004624][ T8235] dump_stack_lvl+0x16c/0x1f0 [ 243.004653][ T8235] gfs2_withdraw+0xab8/0x1290 [ 243.028338][ T8239] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.029599][ T8235] ? __pfx_gfs2_withdraw+0x10/0x10 [ 243.029623][ T8235] gfs2_dirent_scan+0x2fc/0x3c0 [ 243.029639][ T8235] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 243.037697][ T8235] gfs2_dir_read+0x36a/0x14d0 [ 243.039335][ T8235] ? inode_go_held+0x151/0x210 [ 243.041034][ T8235] ? __pfx_inode_go_held+0x10/0x10 [ 243.043048][ T8235] ? gfs2_instantiate+0x1eb/0x250 [ 243.045230][ T8235] ? gfs2_glock_wait+0x1e0/0x330 [ 243.047299][ T8235] ? __pfx_gfs2_dir_read+0x10/0x10 [ 243.049488][ T8235] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 243.051641][ T8235] ? do_raw_spin_unlock+0x172/0x230 [ 243.053951][ T8235] gfs2_readdir+0x13d/0x1d0 [ 243.055846][ T8235] ? __pfx_gfs2_readdir+0x10/0x10 [ 243.057650][ T8235] ? iterate_dir+0x292/0x9e0 [ 243.059715][ T8235] ? selinux_file_permission+0x125/0x590 [ 243.062130][ T8235] iterate_dir+0x292/0x9e0 [ 243.064109][ T8235] __x64_sys_getdents64+0x14f/0x2e0 [ 243.066432][ T8235] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 243.068831][ T8235] ? __pfx_filldir64+0x10/0x10 [ 243.070939][ T8235] do_syscall_64+0xcf/0x260 [ 243.072982][ T8235] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 243.075279][ T8235] RIP: 0033:0x7fbb4807dea9 [ 243.076794][ T8235] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 243.084728][ T8235] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 243.088316][ T8235] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 243.090978][ T8235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 243.093700][ T8235] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 243.096362][ T8235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 243.099029][ T8235] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 243.101693][ T8235] </TASK> [ 243.102759][ T8237] CPU: 2 PID: 8237 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 243.107074][ T8237] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 243.111129][ T8237] Call Trace: [ 243.112286][ T8237] <TASK> [ 243.113429][ T8237] dump_stack_lvl+0x16c/0x1f0 [ 243.115467][ T8237] sysfs_warn_dup+0x7f/0xa0 [ 243.117501][ T8237] sysfs_create_dir_ns+0x24d/0x2b0 [ 243.119841][ T8237] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 243.122274][ T8237] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.124574][ T8237] ? do_raw_spin_unlock+0x172/0x230 [ 243.126430][ T8237] kobject_add_internal+0x2c8/0x990 [ 243.128239][ T8237] kobject_init_and_add+0x11c/0x190 [ 243.129985][ T8237] ? __pfx_kobject_init_and_add+0x10/0x10 [ 243.131908][ T8237] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.133782][ T8237] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.135998][ T8237] gfs2_sys_fs_add+0x207/0x470 [ 243.138066][ T8237] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 243.140311][ T8237] ? __pfx_alloc_workqueue+0x10/0x10 [ 243.142551][ T8237] ? read_word_at_a_time+0xe/0x20 [ 243.144694][ T8237] gfs2_fill_super+0x1352/0x2bf0 [ 243.146811][ T8237] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.149079][ T8237] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.151379][ T8237] ? set_blocksize+0x2b1/0x350 [ 243.153439][ T8237] ? sb_set_blocksize+0xf6/0x120 [ 243.155550][ T8237] ? setup_bdev_super+0x392/0x720 [ 243.157722][ T8237] get_tree_bdev+0x36f/0x610 [ 243.159691][ T8237] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.161945][ T8237] ? __pfx_get_tree_bdev+0x10/0x10 [ 243.164123][ T8237] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 243.166504][ T8237] ? cap_capable+0x1cf/0x240 [ 243.168430][ T8237] gfs2_get_tree+0x4e/0x280 [ 243.170324][ T8237] vfs_get_tree+0x8f/0x380 [ 243.172154][ T8237] path_mount+0x14e6/0x1f20 [ 243.174076][ T8237] ? kmem_cache_free+0x12e/0x380 [ 243.176129][ T8237] ? __pfx_path_mount+0x10/0x10 [ 243.178214][ T8237] ? putname+0x12e/0x170 [ 243.180029][ T8237] __x64_sys_mount+0x297/0x320 [ 243.182088][ T8237] ? __pfx___x64_sys_mount+0x10/0x10 [ 243.184346][ T8237] do_syscall_64+0xcf/0x260 [ 243.186286][ T8237] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 243.188787][ T8237] RIP: 0033:0x7f9efaa7f5aa [ 243.190701][ T8237] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 243.197982][ T8237] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 243.200775][ T8237] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 243.203415][ T8237] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 243.206059][ T8237] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 243.208707][ T8237] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 243.211367][ T8237] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 243.214000][ T8237] </TASK> [ 243.215058][ T8239] CPU: 0 PID: 8239 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 243.216981][ T8237] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.218598][ T8239] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 243.218608][ T8239] Call Trace: [ 243.218613][ T8239] <TASK> [ 243.218618][ T8239] dump_stack_lvl+0x16c/0x1f0 [ 243.218636][ T8239] sysfs_warn_dup+0x7f/0xa0 [ 243.223415][ T8237] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.226635][ T8239] sysfs_create_dir_ns+0x24d/0x2b0 [ 243.226654][ T8239] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 243.226669][ T8239] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.239720][ T8239] ? do_raw_spin_unlock+0x172/0x230 [ 243.241530][ T8239] kobject_add_internal+0x2c8/0x990 [ 243.243326][ T8239] kobject_init_and_add+0x11c/0x190 [ 243.245089][ T8239] ? __pfx_kobject_init_and_add+0x10/0x10 [ 243.246972][ T8239] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.248867][ T8239] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.250749][ T8239] gfs2_sys_fs_add+0x207/0x470 [ 243.252795][ T8239] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 243.255034][ T8239] ? __pfx_alloc_workqueue+0x10/0x10 [ 243.257296][ T8239] ? read_word_at_a_time+0xe/0x20 [ 243.259433][ T8239] gfs2_fill_super+0x1352/0x2bf0 [ 243.261550][ T8239] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.263797][ T8239] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.266086][ T8239] ? set_blocksize+0x2b1/0x350 [ 243.268129][ T8239] ? sb_set_blocksize+0xf6/0x120 [ 243.270280][ T8239] ? setup_bdev_super+0x392/0x720 [ 243.272429][ T8239] get_tree_bdev+0x36f/0x610 [ 243.274410][ T8239] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.276653][ T8239] ? __pfx_get_tree_bdev+0x10/0x10 [ 243.278830][ T8239] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 243.281210][ T8239] ? cap_capable+0x1cf/0x240 [ 243.283186][ T8239] gfs2_get_tree+0x4e/0x280 [ 243.285135][ T8239] vfs_get_tree+0x8f/0x380 [ 243.287037][ T8239] path_mount+0x14e6/0x1f20 [ 243.288985][ T8239] ? kmem_cache_free+0x12e/0x380 [ 243.291124][ T8239] ? __pfx_path_mount+0x10/0x10 [ 243.293210][ T8239] ? putname+0x12e/0x170 [ 243.295015][ T8239] __x64_sys_mount+0x297/0x320 [ 243.297069][ T8239] ? __pfx___x64_sys_mount+0x10/0x10 [ 243.299303][ T8239] do_syscall_64+0xcf/0x260 [ 243.301252][ T8239] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 243.303761][ T8239] RIP: 0033:0x7f0085c7f5aa [ 243.305661][ T8239] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 243.312995][ T8239] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 243.315576][ T8239] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 243.318237][ T8239] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 243.320805][ T8239] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 243.323625][ T8239] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 243.326616][ T8239] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 243.329569][ T8239] </TASK> [ 243.331073][ T8239] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.336006][ T8239] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.644208][ T8246] loop3: detected capacity change from 0 to 32768 [ 243.649178][ T8246] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 243.652918][ T8246] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 243.662646][ T8246] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 243.670711][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 243.673992][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 243.682749][ T8248] loop1: detected capacity change from 0 to 32768 [ 243.691957][ T8248] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.697814][ T8248] CPU: 1 PID: 8248 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 243.701299][ T8248] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 243.702250][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 243.704641][ T8248] Call Trace: [ 243.704654][ T8248] <TASK> [ 243.704658][ T8248] dump_stack_lvl+0x16c/0x1f0 [ 243.704677][ T8248] sysfs_warn_dup+0x7f/0xa0 [ 243.708417][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 243.708433][ T8248] sysfs_create_dir_ns+0x24d/0x2b0 [ 243.709561][ T8246] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 243.711075][ T8248] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 243.711097][ T8248] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.711109][ T8248] ? do_raw_spin_unlock+0x172/0x230 [ 243.711119][ T8248] kobject_add_internal+0x2c8/0x990 [ 243.711135][ T8248] kobject_init_and_add+0x11c/0x190 [ 243.719531][ T8246] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 243.720392][ T8248] ? __pfx_kobject_init_and_add+0x10/0x10 [ 243.720409][ T8248] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.720423][ T8248] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.720439][ T8248] gfs2_sys_fs_add+0x207/0x470 [ 243.722381][ T8246] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 243.722381][ T8246] inode = 12 2341 [ 243.722381][ T8246] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 243.724005][ T8248] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 243.724025][ T8248] ? __pfx_alloc_workqueue+0x10/0x10 [ 243.724040][ T8248] ? read_word_at_a_time+0xe/0x20 [ 243.724050][ T8248] gfs2_fill_super+0x1352/0x2bf0 [ 243.725896][ T8246] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 243.727529][ T8248] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.727546][ T8248] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.727560][ T8248] ? set_blocksize+0x2b1/0x350 [ 243.727573][ T8248] ? sb_set_blocksize+0xf6/0x120 [ 243.731461][ T8246] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8246 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 243.732248][ T8248] ? setup_bdev_super+0x392/0x720 [ 243.732640][ T8250] loop0: detected capacity change from 0 to 32768 [ 243.738295][ T8246] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 243.743868][ T8250] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.744054][ T8248] get_tree_bdev+0x36f/0x610 [ 243.744075][ T8248] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.744086][ T8248] ? __pfx_get_tree_bdev+0x10/0x10 [ 243.744100][ T8248] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 243.744112][ T8248] ? cap_capable+0x1cf/0x240 [ 243.744128][ T8248] gfs2_get_tree+0x4e/0x280 [ 243.744143][ T8248] vfs_get_tree+0x8f/0x380 [ 243.744171][ T8248] path_mount+0x14e6/0x1f20 [ 243.746880][ T8246] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 243.747701][ T8248] ? kmem_cache_free+0x12e/0x380 [ 243.747716][ T8248] ? __pfx_path_mount+0x10/0x10 [ 243.747729][ T8248] ? putname+0x12e/0x170 [ 243.747739][ T8248] __x64_sys_mount+0x297/0x320 [ 243.749561][ T8246] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 243.751099][ T8248] ? __pfx___x64_sys_mount+0x10/0x10 [ 243.751118][ T8248] do_syscall_64+0xcf/0x260 [ 243.751129][ T8248] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 243.751146][ T8248] RIP: 0033:0x7fbb4807f5aa [ 243.751155][ T8248] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 243.757130][ T8246] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 243.757708][ T8248] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 243.757724][ T8248] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 243.761272][ T8246] gfs2: fsid=syz:syz.0: File system withdrawn [ 243.764185][ T8248] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 243.764194][ T8248] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 243.764201][ T8248] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 243.764208][ T8248] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 243.764216][ T8248] </TASK> [ 243.764222][ T8250] CPU: 0 PID: 8250 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 243.764238][ T8250] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 243.764921][ T8248] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.764932][ T8248] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.772009][ T8252] loop2: detected capacity change from 0 to 32768 [ 243.773511][ T8250] Call Trace: [ 243.773519][ T8250] <TASK> [ 243.773523][ T8250] dump_stack_lvl+0x16c/0x1f0 [ 243.787018][ T8252] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 243.789252][ T8250] sysfs_warn_dup+0x7f/0xa0 [ 243.789277][ T8250] sysfs_create_dir_ns+0x24d/0x2b0 [ 243.789293][ T8250] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 243.867306][ T8250] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.869158][ T8250] ? do_raw_spin_unlock+0x172/0x230 [ 243.870929][ T8250] kobject_add_internal+0x2c8/0x990 [ 243.872700][ T8250] kobject_init_and_add+0x11c/0x190 [ 243.874452][ T8250] ? __pfx_kobject_init_and_add+0x10/0x10 [ 243.876379][ T8250] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.878221][ T8250] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.880055][ T8250] gfs2_sys_fs_add+0x207/0x470 [ 243.881710][ T8250] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 243.883570][ T8250] ? __pfx_alloc_workqueue+0x10/0x10 [ 243.885824][ T8250] ? read_word_at_a_time+0xe/0x20 [ 243.887978][ T8250] gfs2_fill_super+0x1352/0x2bf0 [ 243.890147][ T8250] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.892428][ T8250] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.894280][ T8250] ? set_blocksize+0x2b1/0x350 [ 243.896010][ T8250] ? sb_set_blocksize+0xf6/0x120 [ 243.898116][ T8250] ? setup_bdev_super+0x392/0x720 [ 243.900263][ T8250] get_tree_bdev+0x36f/0x610 [ 243.902237][ T8250] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.904390][ T8250] ? __pfx_get_tree_bdev+0x10/0x10 [ 243.906110][ T8250] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 243.907999][ T8250] ? cap_capable+0x1cf/0x240 [ 243.909584][ T8250] gfs2_get_tree+0x4e/0x280 [ 243.911154][ T8250] vfs_get_tree+0x8f/0x380 [ 243.912664][ T8250] path_mount+0x14e6/0x1f20 [ 243.914190][ T8250] ? kmem_cache_free+0x12e/0x380 [ 243.915865][ T8250] ? __pfx_path_mount+0x10/0x10 [ 243.917519][ T8250] ? putname+0x12e/0x170 [ 243.918989][ T8250] __x64_sys_mount+0x297/0x320 [ 243.920616][ T8250] ? __pfx___x64_sys_mount+0x10/0x10 [ 243.922399][ T8250] do_syscall_64+0xcf/0x260 [ 243.923935][ T8250] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 243.925973][ T8250] RIP: 0033:0x7f0085c7f5aa [ 243.927476][ T8250] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 243.934026][ T8250] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 243.936816][ T8250] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 243.939440][ T8250] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 243.942091][ T8250] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 243.944746][ T8250] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 243.947448][ T8250] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 243.950120][ T8250] </TASK> [ 243.951178][ T8252] CPU: 3 PID: 8252 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 243.954669][ T8252] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 243.955575][ T8250] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 243.957966][ T8252] Call Trace: [ 243.957974][ T8252] <TASK> [ 243.963191][ T8250] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 243.963675][ T8252] dump_stack_lvl+0x16c/0x1f0 [ 243.968409][ T8252] sysfs_warn_dup+0x7f/0xa0 [ 243.969935][ T8252] sysfs_create_dir_ns+0x24d/0x2b0 [ 243.971686][ T8252] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 243.973578][ T8252] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.975511][ T8252] ? do_raw_spin_unlock+0x172/0x230 [ 243.977280][ T8252] kobject_add_internal+0x2c8/0x990 [ 243.979025][ T8252] kobject_init_and_add+0x11c/0x190 [ 243.980786][ T8252] ? __pfx_kobject_init_and_add+0x10/0x10 [ 243.982682][ T8252] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.984516][ T8252] ? lockdep_init_map_type+0x16d/0x7d0 [ 243.986340][ T8252] gfs2_sys_fs_add+0x207/0x470 [ 243.987959][ T8252] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 243.989745][ T8252] ? __pfx_alloc_workqueue+0x10/0x10 [ 243.991549][ T8252] ? read_word_at_a_time+0xe/0x20 [ 243.993263][ T8252] gfs2_fill_super+0x1352/0x2bf0 [ 243.994989][ T8252] ? __pfx_gfs2_fill_super+0x10/0x10 [ 243.996798][ T8252] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.998608][ T8252] ? set_blocksize+0x2b1/0x350 [ 244.000233][ T8252] ? sb_set_blocksize+0xf6/0x120 [ 244.001904][ T8252] ? setup_bdev_super+0x392/0x720 [ 244.003600][ T8252] get_tree_bdev+0x36f/0x610 [ 244.005171][ T8252] ? __pfx_gfs2_fill_super+0x10/0x10 [ 244.006946][ T8252] ? __pfx_get_tree_bdev+0x10/0x10 [ 244.008678][ T8252] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 244.010569][ T8252] ? cap_capable+0x1cf/0x240 [ 244.012127][ T8252] gfs2_get_tree+0x4e/0x280 [ 244.013679][ T8252] vfs_get_tree+0x8f/0x380 [ 244.015229][ T8252] path_mount+0x14e6/0x1f20 [ 244.016797][ T8252] ? kmem_cache_free+0x12e/0x380 [ 244.018590][ T8252] ? __pfx_path_mount+0x10/0x10 [ 244.020292][ T8252] ? putname+0x12e/0x170 2024/04/30 20:38:34 executed programs: 910 [ 244.021725][ T8252] __x64_sys_mount+0x297/0x320 [ 244.023518][ T8252] ? __pfx___x64_sys_mount+0x10/0x10 [ 244.025320][ T8252] do_syscall_64+0xcf/0x260 [ 244.026844][ T8252] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.029139][ T8252] RIP: 0033:0x7f9efaa7f5aa [ 244.031417][ T8252] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 244.038634][ T8252] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 244.041461][ T8252] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 244.044081][ T8252] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 244.046731][ T8252] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 244.049368][ T8252] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 244.052038][ T8252] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 244.054746][ T8252] </TASK> [ 244.055792][ T8246] CPU: 2 PID: 8246 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 244.056786][ T8252] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 244.059240][ T8246] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 244.059250][ T8246] Call Trace: [ 244.059255][ T8246] <TASK> [ 244.059259][ T8246] dump_stack_lvl+0x16c/0x1f0 [ 244.059278][ T8246] gfs2_withdraw+0xab8/0x1290 [ 244.064929][ T8252] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 244.067106][ T8246] ? __pfx_gfs2_withdraw+0x10/0x10 [ 244.067125][ T8246] gfs2_dirent_scan+0x2fc/0x3c0 [ 244.067140][ T8246] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 244.067155][ T8246] gfs2_dir_read+0x36a/0x14d0 [ 244.081339][ T8246] ? inode_go_held+0x151/0x210 [ 244.082943][ T8246] ? __pfx_inode_go_held+0x10/0x10 [ 244.084709][ T8246] ? gfs2_instantiate+0x1eb/0x250 [ 244.086800][ T8246] ? gfs2_glock_wait+0x1e0/0x330 [ 244.088481][ T8246] ? __pfx_gfs2_dir_read+0x10/0x10 [ 244.090209][ T8246] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 244.091847][ T8246] ? do_raw_spin_unlock+0x172/0x230 [ 244.093604][ T8246] gfs2_readdir+0x13d/0x1d0 [ 244.095138][ T8246] ? __pfx_gfs2_readdir+0x10/0x10 [ 244.096842][ T8246] ? iterate_dir+0x292/0x9e0 [ 244.098411][ T8246] ? selinux_file_permission+0x125/0x590 [ 244.100293][ T8246] iterate_dir+0x292/0x9e0 [ 244.101808][ T8246] __x64_sys_getdents64+0x14f/0x2e0 [ 244.103561][ T8246] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 244.105483][ T8246] ? __pfx_filldir64+0x10/0x10 [ 244.107095][ T8246] do_syscall_64+0xcf/0x260 [ 244.108648][ T8246] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.110637][ T8246] RIP: 0033:0x7fb72827dea9 [ 244.112148][ T8246] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 244.118535][ T8246] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 244.121309][ T8246] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 244.123942][ T8246] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 244.126566][ T8246] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 244.129849][ T8246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 244.133161][ T8246] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 244.136454][ T8246] </TASK> [ 244.234446][ T8259] loop1: detected capacity change from 0 to 32768 [ 244.252023][ T8259] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 244.254803][ T8259] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 244.271042][ T8259] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 244.281326][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 244.284800][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 244.325230][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 244.330111][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 244.334173][ T8259] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 244.341502][ T8259] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 244.344332][ T8259] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 244.344332][ T8259] inode = 12 2341 [ 244.344332][ T8259] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 244.350758][ T8259] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 244.353810][ T8259] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8259 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 244.357376][ T8259] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 244.360312][ T8259] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 244.362741][ T8259] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 244.365732][ T8259] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 244.369617][ T8259] gfs2: fsid=syz:syz.0: File system withdrawn [ 244.371779][ T8259] CPU: 3 PID: 8259 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 244.375153][ T8259] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 244.378210][ T8259] Call Trace: [ 244.379359][ T8259] <TASK> [ 244.380396][ T8259] dump_stack_lvl+0x16c/0x1f0 [ 244.382020][ T8259] gfs2_withdraw+0xab8/0x1290 [ 244.383631][ T8259] ? __pfx_gfs2_withdraw+0x10/0x10 [ 244.385370][ T8259] gfs2_dirent_scan+0x2fc/0x3c0 [ 244.387034][ T8259] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 244.388921][ T8259] gfs2_dir_read+0x36a/0x14d0 [ 244.390539][ T8259] ? inode_go_held+0x151/0x210 [ 244.392180][ T8259] ? __pfx_inode_go_held+0x10/0x10 [ 244.393921][ T8259] ? gfs2_instantiate+0x1eb/0x250 [ 244.395673][ T8259] ? gfs2_glock_wait+0x1e0/0x330 [ 244.397367][ T8259] ? __pfx_gfs2_dir_read+0x10/0x10 [ 244.399104][ T8259] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 244.400774][ T8259] ? do_raw_spin_unlock+0x172/0x230 [ 244.402560][ T8259] gfs2_readdir+0x13d/0x1d0 [ 244.404313][ T8259] ? __pfx_gfs2_readdir+0x10/0x10 [ 244.406267][ T8259] ? iterate_dir+0x292/0x9e0 [ 244.408063][ T8259] ? selinux_file_permission+0x125/0x590 [ 244.410011][ T8259] iterate_dir+0x292/0x9e0 [ 244.411556][ T8259] __x64_sys_getdents64+0x14f/0x2e0 [ 244.413360][ T8259] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 244.415330][ T8259] ? __pfx_filldir64+0x10/0x10 [ 244.417009][ T8259] do_syscall_64+0xcf/0x260 [ 244.418577][ T8259] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.421167][ T8259] RIP: 0033:0x7fbb4807dea9 [ 244.423107][ T8259] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 244.430609][ T8259] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 244.433514][ T8259] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 244.436215][ T8259] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 244.438871][ T8259] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 244.441534][ T8259] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 244.444196][ T8259] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 244.446840][ T8259] </TASK> [ 244.476967][ T8262] loop0: detected capacity change from 0 to 32768 [ 244.487459][ T8262] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 244.490554][ T8262] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 244.495230][ T8262] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 244.500755][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 244.503250][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 244.522250][ T8265] loop3: detected capacity change from 0 to 32768 [ 244.525948][ T8265] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 244.528555][ T8265] CPU: 2 PID: 8265 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 244.532047][ T8265] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 244.534836][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 244.535472][ T8265] Call Trace: [ 244.535480][ T8265] <TASK> [ 244.535485][ T8265] dump_stack_lvl+0x16c/0x1f0 [ 244.535504][ T8265] sysfs_warn_dup+0x7f/0xa0 [ 244.538302][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 244.539369][ T8265] sysfs_create_dir_ns+0x24d/0x2b0 [ 244.540726][ T8262] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 244.542056][ T8265] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 244.542073][ T8265] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 244.546826][ T8266] loop2: detected capacity change from 0 to 32768 [ 244.547518][ T8265] ? do_raw_spin_unlock+0x172/0x230 [ 244.551004][ T8262] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 244.552519][ T8265] kobject_add_internal+0x2c8/0x990 [ 244.553523][ T8266] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 244.554624][ T8262] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 244.554624][ T8262] inode = 12 2341 [ 244.554624][ T8262] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 244.556650][ T8265] kobject_init_and_add+0x11c/0x190 [ 244.558417][ T8262] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 244.561248][ T8265] ? __pfx_kobject_init_and_add+0x10/0x10 [ 244.561266][ T8265] ? lockdep_init_map_type+0x16d/0x7d0 [ 244.561282][ T8265] ? lockdep_init_map_type+0x16d/0x7d0 [ 244.561297][ T8265] gfs2_sys_fs_add+0x207/0x470 [ 244.563240][ T8262] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8262 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 244.565559][ T8265] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 244.572170][ T8262] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 244.573515][ T8265] ? __pfx_alloc_workqueue+0x10/0x10 [ 244.573539][ T8265] ? read_word_at_a_time+0xe/0x20 [ 244.573549][ T8265] gfs2_fill_super+0x1352/0x2bf0 [ 244.573561][ T8265] ? __pfx_gfs2_fill_super+0x10/0x10 [ 244.573571][ T8265] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 244.573581][ T8265] ? set_blocksize+0x2b1/0x350 [ 244.573594][ T8265] ? sb_set_blocksize+0xf6/0x120 [ 244.573606][ T8265] ? setup_bdev_super+0x392/0x720 [ 244.573619][ T8265] get_tree_bdev+0x36f/0x610 [ 244.573633][ T8265] ? __pfx_gfs2_fill_super+0x10/0x10 [ 244.573643][ T8265] ? __pfx_get_tree_bdev+0x10/0x10 [ 244.573656][ T8265] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 244.573670][ T8265] ? cap_capable+0x1cf/0x240 [ 244.573685][ T8265] gfs2_get_tree+0x4e/0x280 [ 244.573700][ T8265] vfs_get_tree+0x8f/0x380 [ 244.573714][ T8265] path_mount+0x14e6/0x1f20 [ 244.573728][ T8265] ? kmem_cache_free+0x12e/0x380 [ 244.573739][ T8265] ? __pfx_path_mount+0x10/0x10 [ 244.573753][ T8265] ? putname+0x12e/0x170 [ 244.573764][ T8265] __x64_sys_mount+0x297/0x320 [ 244.573778][ T8265] ? __pfx___x64_sys_mount+0x10/0x10 [ 244.573792][ T8265] do_syscall_64+0xcf/0x260 [ 244.573803][ T8265] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.573821][ T8265] RIP: 0033:0x7fb72827f5aa [ 244.573829][ T8265] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 244.573839][ T8265] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 244.573851][ T8265] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 244.573858][ T8265] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 244.573865][ T8265] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 244.573871][ T8265] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 244.573878][ T8265] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 244.573886][ T8265] </TASK> [ 244.573891][ T8266] CPU: 3 PID: 8266 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 244.573907][ T8266] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 244.573914][ T8266] Call Trace: [ 244.573918][ T8266] <TASK> [ 244.573923][ T8266] dump_stack_lvl+0x16c/0x1f0 [ 244.573940][ T8266] sysfs_warn_dup+0x7f/0xa0 [ 244.573955][ T8266] sysfs_create_dir_ns+0x24d/0x2b0 [ 244.573970][ T8266] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 244.574000][ T8266] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 244.574014][ T8266] ? do_raw_spin_unlock+0x172/0x230 [ 244.574043][ T8266] kobject_add_internal+0x2c8/0x990 [ 244.574071][ T8266] kobject_init_and_add+0x11c/0x190 [ 244.574088][ T8266] ? __pfx_kobject_init_and_add+0x10/0x10 [ 244.574105][ T8266] ? lockdep_init_map_type+0x16d/0x7d0 [ 244.574130][ T8266] ? lockdep_init_map_type+0x16d/0x7d0 [ 244.580747][ T8262] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 244.581257][ T8266] gfs2_sys_fs_add+0x207/0x470 [ 244.583127][ T8262] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 244.584988][ T8266] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 244.588285][ T8262] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 244.589738][ T8265] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 244.589751][ T8265] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 244.590067][ T8266] ? __pfx_alloc_workqueue+0x10/0x10 [ 244.590088][ T8266] ? read_word_at_a_time+0xe/0x20 [ 244.590099][ T8266] gfs2_fill_super+0x1352/0x2bf0 [ 244.590111][ T8266] ? __pfx_gfs2_fill_super+0x10/0x10 [ 244.590121][ T8266] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 244.595031][ T8262] gfs2: fsid=syz:syz.0: File system withdrawn [ 244.595396][ T8266] ? set_blocksize+0x2b1/0x350 [ 244.728016][ T8266] ? sb_set_blocksize+0xf6/0x120 [ 244.729802][ T8266] ? setup_bdev_super+0x392/0x720 [ 244.731573][ T8266] get_tree_bdev+0x36f/0x610 [ 244.733266][ T8266] ? __pfx_gfs2_fill_super+0x10/0x10 [ 244.735117][ T8266] ? __pfx_get_tree_bdev+0x10/0x10 [ 244.736982][ T8266] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 244.738980][ T8266] ? cap_capable+0x1cf/0x240 [ 244.740628][ T8266] gfs2_get_tree+0x4e/0x280 [ 244.742284][ T8266] vfs_get_tree+0x8f/0x380 [ 244.743872][ T8266] path_mount+0x14e6/0x1f20 [ 244.745536][ T8266] ? kmem_cache_free+0x12e/0x380 [ 244.747282][ T8266] ? __pfx_path_mount+0x10/0x10 [ 244.749084][ T8266] ? putname+0x12e/0x170 [ 244.750589][ T8266] __x64_sys_mount+0x297/0x320 [ 244.752319][ T8266] ? __pfx___x64_sys_mount+0x10/0x10 [ 244.754165][ T8266] do_syscall_64+0xcf/0x260 [ 244.755747][ T8266] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.757820][ T8266] RIP: 0033:0x7f9efaa7f5aa [ 244.759427][ T8266] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 244.767163][ T8266] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 244.770343][ T8266] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 244.772998][ T8266] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 244.775789][ T8266] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 244.778462][ T8266] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 244.781158][ T8266] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 244.783880][ T8266] </TASK> [ 244.784987][ T8262] CPU: 1 PID: 8262 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 244.786352][ T8266] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 244.788542][ T8262] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 244.793358][ T8266] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 244.796638][ T8262] Call Trace: [ 244.796646][ T8262] <TASK> [ 244.801008][ T8262] dump_stack_lvl+0x16c/0x1f0 [ 244.802924][ T8262] gfs2_withdraw+0xab8/0x1290 [ 244.804963][ T8262] ? __pfx_gfs2_withdraw+0x10/0x10 [ 244.807187][ T8262] gfs2_dirent_scan+0x2fc/0x3c0 [ 244.809097][ T8262] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 244.811547][ T8262] gfs2_dir_read+0x36a/0x14d0 [ 244.813605][ T8262] ? inode_go_held+0x151/0x210 [ 244.815680][ T8262] ? __pfx_inode_go_held+0x10/0x10 [ 244.817940][ T8262] ? gfs2_instantiate+0x1eb/0x250 [ 244.819917][ T8262] ? gfs2_glock_wait+0x1e0/0x330 [ 244.821626][ T8262] ? __pfx_gfs2_dir_read+0x10/0x10 [ 244.823377][ T8262] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 244.825041][ T8262] ? do_raw_spin_unlock+0x172/0x230 [ 244.826797][ T8262] gfs2_readdir+0x13d/0x1d0 [ 244.828335][ T8262] ? __pfx_gfs2_readdir+0x10/0x10 [ 244.830049][ T8262] ? iterate_dir+0x292/0x9e0 [ 244.831642][ T8262] ? selinux_file_permission+0x125/0x590 [ 244.833539][ T8262] iterate_dir+0x292/0x9e0 [ 244.835068][ T8262] __x64_sys_getdents64+0x14f/0x2e0 [ 244.836857][ T8262] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 244.838819][ T8262] ? __pfx_filldir64+0x10/0x10 [ 244.840490][ T8262] do_syscall_64+0xcf/0x260 [ 244.842346][ T8262] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.844933][ T8262] RIP: 0033:0x7f0085c7dea9 [ 244.846868][ T8262] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 244.853375][ T8262] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 244.856594][ T8262] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 244.859420][ T8262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 244.862176][ T8262] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 244.864868][ T8262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 244.867727][ T8262] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 244.871147][ T8262] </TASK> [ 245.046403][ T8272] loop1: detected capacity change from 0 to 32768 [ 245.067207][ T8272] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 245.070316][ T8272] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 245.094662][ T8272] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 245.102976][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 245.108555][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 245.143478][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 245.146333][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 245.149506][ T8272] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 245.157243][ T8272] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 245.160489][ T8272] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 245.160489][ T8272] inode = 12 2341 [ 245.160489][ T8272] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 245.166808][ T8272] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 245.170252][ T8272] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8272 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 245.173827][ T8272] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 245.176767][ T8272] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 245.179329][ T8272] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 245.182954][ T8272] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 245.187090][ T8272] gfs2: fsid=syz:syz.0: File system withdrawn [ 245.189559][ T8272] CPU: 2 PID: 8272 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 245.193067][ T8272] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 245.196492][ T8272] Call Trace: [ 245.197179][ T8277] loop3: detected capacity change from 0 to 32768 [ 245.197628][ T8272] <TASK> [ 245.197635][ T8272] dump_stack_lvl+0x16c/0x1f0 [ 245.202469][ T8277] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 245.202756][ T8272] gfs2_withdraw+0xab8/0x1290 [ 245.207042][ T8272] ? __pfx_gfs2_withdraw+0x10/0x10 [ 245.209159][ T8272] gfs2_dirent_scan+0x2fc/0x3c0 [ 245.210812][ T8272] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 245.212675][ T8272] gfs2_dir_read+0x36a/0x14d0 [ 245.214259][ T8272] ? inode_go_held+0x151/0x210 [ 245.215872][ T8272] ? __pfx_inode_go_held+0x10/0x10 [ 245.217619][ T8272] ? gfs2_instantiate+0x1eb/0x250 [ 245.219323][ T8272] ? gfs2_glock_wait+0x1e0/0x330 [ 245.220999][ T8272] ? __pfx_gfs2_dir_read+0x10/0x10 [ 245.222710][ T8272] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 245.224359][ T8272] ? do_raw_spin_unlock+0x172/0x230 [ 245.226096][ T8272] gfs2_readdir+0x13d/0x1d0 [ 245.227624][ T8272] ? __pfx_gfs2_readdir+0x10/0x10 [ 245.229324][ T8272] ? iterate_dir+0x292/0x9e0 [ 245.230898][ T8272] ? selinux_file_permission+0x125/0x590 [ 245.232800][ T8272] iterate_dir+0x292/0x9e0 [ 245.234331][ T8272] __x64_sys_getdents64+0x14f/0x2e0 [ 245.236262][ T8272] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 245.236580][ T8276] loop2: detected capacity change from 0 to 32768 [ 245.238605][ T8272] ? __pfx_filldir64+0x10/0x10 [ 245.242463][ T8272] do_syscall_64+0xcf/0x260 [ 245.243995][ T8272] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 245.245991][ T8272] RIP: 0033:0x7fbb4807dea9 [ 245.247505][ T8272] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 245.253928][ T8272] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 245.256791][ T8272] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 245.259416][ T8272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 245.262048][ T8272] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 245.264683][ T8272] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 245.267383][ T8272] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 245.270030][ T8272] </TASK> [ 245.271091][ T8277] CPU: 3 PID: 8277 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 245.274595][ T8277] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 245.278197][ T8277] Call Trace: [ 245.279329][ T8277] <TASK> [ 245.279881][ T8276] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 245.280349][ T8277] dump_stack_lvl+0x16c/0x1f0 [ 245.284488][ T8277] sysfs_warn_dup+0x7f/0xa0 [ 245.286042][ T8277] sysfs_create_dir_ns+0x24d/0x2b0 [ 245.287787][ T8277] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 245.289685][ T8277] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 245.291815][ T8277] ? do_raw_spin_unlock+0x172/0x230 [ 245.293740][ T8277] kobject_add_internal+0x2c8/0x990 [ 245.295437][ T8279] loop0: detected capacity change from 0 to 32768 [ 245.295500][ T8277] kobject_init_and_add+0x11c/0x190 [ 245.299499][ T8277] ? __pfx_kobject_init_and_add+0x10/0x10 [ 245.301417][ T8277] ? lockdep_init_map_type+0x16d/0x7d0 [ 245.303270][ T8277] ? lockdep_init_map_type+0x16d/0x7d0 [ 245.305118][ T8277] gfs2_sys_fs_add+0x207/0x470 [ 245.306746][ T8277] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 245.308555][ T8277] ? __pfx_alloc_workqueue+0x10/0x10 [ 245.310361][ T8277] ? read_word_at_a_time+0xe/0x20 [ 245.312058][ T8277] gfs2_fill_super+0x1352/0x2bf0 [ 245.313746][ T8277] ? __pfx_gfs2_fill_super+0x10/0x10 [ 245.315540][ T8277] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 245.317373][ T8277] ? set_blocksize+0x2b1/0x350 [ 245.319001][ T8277] ? sb_set_blocksize+0xf6/0x120 [ 245.320736][ T8277] ? setup_bdev_super+0x392/0x720 [ 245.322440][ T8277] get_tree_bdev+0x36f/0x610 [ 245.324009][ T8277] ? __pfx_gfs2_fill_super+0x10/0x10 [ 245.325883][ T8277] ? __pfx_get_tree_bdev+0x10/0x10 [ 245.327617][ T8277] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 245.329545][ T8277] ? cap_capable+0x1cf/0x240 [ 245.331577][ T8277] gfs2_get_tree+0x4e/0x280 [ 245.333552][ T8277] vfs_get_tree+0x8f/0x380 [ 245.334832][ T8279] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 245.335062][ T8277] path_mount+0x14e6/0x1f20 [ 245.339791][ T8277] ? kmem_cache_free+0x12e/0x380 [ 245.341848][ T8277] ? __pfx_path_mount+0x10/0x10 [ 245.343741][ T8277] ? putname+0x12e/0x170 [ 245.345327][ T8277] __x64_sys_mount+0x297/0x320 [ 245.346967][ T8277] ? __pfx___x64_sys_mount+0x10/0x10 [ 245.348815][ T8277] do_syscall_64+0xcf/0x260 [ 245.350438][ T8277] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 245.352462][ T8277] RIP: 0033:0x7fb72827f5aa [ 245.353985][ T8277] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 245.360476][ T8277] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 245.363264][ T8277] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 245.365937][ T8277] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 245.368602][ T8277] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 245.371264][ T8277] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 245.373940][ T8277] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 245.376616][ T8277] </TASK> [ 245.377670][ T8276] CPU: 1 PID: 8276 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 245.381204][ T8276] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 245.381669][ T8277] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 245.384683][ T8276] Call Trace: [ 245.384695][ T8276] <TASK> [ 245.389365][ T8277] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 245.390527][ T8276] dump_stack_lvl+0x16c/0x1f0 [ 245.390553][ T8276] sysfs_warn_dup+0x7f/0xa0 [ 245.390570][ T8276] sysfs_create_dir_ns+0x24d/0x2b0 [ 245.398724][ T8276] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 245.400706][ T8276] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 245.402563][ T8276] ? do_raw_spin_unlock+0x172/0x230 [ 245.404352][ T8276] kobject_add_internal+0x2c8/0x990 [ 245.406169][ T8276] kobject_init_and_add+0x11c/0x190 [ 245.407947][ T8276] ? __pfx_kobject_init_and_add+0x10/0x10 [ 245.409921][ T8276] ? lockdep_init_map_type+0x16d/0x7d0 [ 245.411963][ T8276] ? lockdep_init_map_type+0x16d/0x7d0 [ 245.414250][ T8276] gfs2_sys_fs_add+0x207/0x470 [ 245.416267][ T8276] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 245.418432][ T8276] ? __pfx_alloc_workqueue+0x10/0x10 [ 245.420254][ T8276] ? read_word_at_a_time+0xe/0x20 [ 245.422006][ T8276] gfs2_fill_super+0x1352/0x2bf0 [ 245.423697][ T8276] ? __pfx_gfs2_fill_super+0x10/0x10 [ 245.425503][ T8276] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 245.427406][ T8276] ? set_blocksize+0x2b1/0x350 [ 245.429064][ T8276] ? sb_set_blocksize+0xf6/0x120 [ 245.430775][ T8276] ? setup_bdev_super+0x392/0x720 [ 245.432516][ T8276] get_tree_bdev+0x36f/0x610 [ 245.434109][ T8276] ? __pfx_gfs2_fill_super+0x10/0x10 [ 245.435904][ T8276] ? __pfx_get_tree_bdev+0x10/0x10 [ 245.437692][ T8276] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 245.439642][ T8276] ? cap_capable+0x1cf/0x240 [ 245.441237][ T8276] gfs2_get_tree+0x4e/0x280 [ 245.442799][ T8276] vfs_get_tree+0x8f/0x380 [ 245.444341][ T8276] path_mount+0x14e6/0x1f20 [ 245.445896][ T8276] ? kmem_cache_free+0x12e/0x380 [ 245.447741][ T8276] ? __pfx_path_mount+0x10/0x10 [ 245.449544][ T8276] ? putname+0x12e/0x170 [ 245.451085][ T8276] __x64_sys_mount+0x297/0x320 [ 245.453199][ T8276] ? __pfx___x64_sys_mount+0x10/0x10 [ 245.455394][ T8276] do_syscall_64+0xcf/0x260 [ 245.457420][ T8276] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 245.459891][ T8276] RIP: 0033:0x7f9efaa7f5aa [ 245.461810][ T8276] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 245.470332][ T8276] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 245.474038][ T8276] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 245.477553][ T8276] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 245.481102][ T8276] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 245.484556][ T8276] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 245.487979][ T8276] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 245.491397][ T8276] </TASK> [ 245.492774][ T8279] CPU: 2 PID: 8279 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 245.496323][ T8276] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 245.497276][ T8279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 245.502428][ T8276] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 245.506176][ T8279] Call Trace: [ 245.510078][ T8279] <TASK> [ 245.511407][ T8279] dump_stack_lvl+0x16c/0x1f0 [ 245.513540][ T8279] sysfs_warn_dup+0x7f/0xa0 [ 245.515504][ T8279] sysfs_create_dir_ns+0x24d/0x2b0 [ 245.517615][ T8279] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 245.519942][ T8279] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 245.522222][ T8279] ? do_raw_spin_unlock+0x172/0x230 [ 245.524557][ T8279] kobject_add_internal+0x2c8/0x990 [ 245.526768][ T8279] kobject_init_and_add+0x11c/0x190 [ 245.529055][ T8279] ? __pfx_kobject_init_and_add+0x10/0x10 [ 245.531547][ T8279] ? lockdep_init_map_type+0x16d/0x7d0 [ 245.533954][ T8279] ? lockdep_init_map_type+0x16d/0x7d0 [ 245.536364][ T8279] gfs2_sys_fs_add+0x207/0x470 [ 245.538503][ T8279] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 245.540756][ T8279] ? __pfx_alloc_workqueue+0x10/0x10 [ 245.543046][ T8279] ? read_word_at_a_time+0xe/0x20 [ 245.545334][ T8279] gfs2_fill_super+0x1352/0x2bf0 [ 245.547285][ T8279] ? __pfx_gfs2_fill_super+0x10/0x10 [ 245.549595][ T8279] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 245.552006][ T8279] ? set_blocksize+0x2b1/0x350 [ 245.554183][ T8279] ? sb_set_blocksize+0xf6/0x120 [ 245.556385][ T8279] ? setup_bdev_super+0x392/0x720 [ 245.558552][ T8279] get_tree_bdev+0x36f/0x610 [ 245.560650][ T8279] ? __pfx_gfs2_fill_super+0x10/0x10 [ 245.562980][ T8279] ? __pfx_get_tree_bdev+0x10/0x10 [ 245.565266][ T8279] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 245.567609][ T8279] ? cap_capable+0x1cf/0x240 [ 245.569650][ T8279] gfs2_get_tree+0x4e/0x280 [ 245.571669][ T8279] vfs_get_tree+0x8f/0x380 [ 245.573633][ T8279] path_mount+0x14e6/0x1f20 [ 245.575665][ T8279] ? kmem_cache_free+0x12e/0x380 [ 245.577722][ T8279] ? __pfx_path_mount+0x10/0x10 [ 245.579886][ T8279] ? putname+0x12e/0x170 [ 245.581781][ T8279] __x64_sys_mount+0x297/0x320 [ 245.583894][ T8279] ? __pfx___x64_sys_mount+0x10/0x10 [ 245.586073][ T8279] do_syscall_64+0xcf/0x260 [ 245.587598][ T8279] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 245.589604][ T8279] RIP: 0033:0x7f0085c7f5aa [ 245.591115][ T8279] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 245.597601][ T8279] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 245.600357][ T8279] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 245.602979][ T8279] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 245.605687][ T8279] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 245.608340][ T8279] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 245.610978][ T8279] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 245.613626][ T8279] </TASK> [ 245.615444][ T8279] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 245.620347][ T8279] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 245.967578][ T8287] loop1: detected capacity change from 0 to 32768 [ 245.983049][ T8287] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 245.987607][ T8287] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 245.998868][ T8287] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 246.002882][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 246.013917][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 246.039306][ T8288] loop2: detected capacity change from 0 to 32768 [ 246.046042][ T8288] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 246.055253][ T8288] CPU: 3 PID: 8288 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 246.058809][ T8288] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 246.062199][ T8288] Call Trace: [ 246.063347][ T8288] <TASK> [ 246.064453][ T8288] dump_stack_lvl+0x16c/0x1f0 [ 246.066140][ T8288] sysfs_warn_dup+0x7f/0xa0 [ 246.067687][ T8288] sysfs_create_dir_ns+0x24d/0x2b0 [ 246.069435][ T8288] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 246.071334][ T8288] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.073187][ T8288] ? do_raw_spin_unlock+0x172/0x230 [ 246.074986][ T8288] kobject_add_internal+0x2c8/0x990 [ 246.076765][ T8288] kobject_init_and_add+0x11c/0x190 [ 246.078510][ T8288] ? __pfx_kobject_init_and_add+0x10/0x10 [ 246.080433][ T8288] ? lockdep_init_map_type+0x16d/0x7d0 [ 246.082270][ T8288] ? lockdep_init_map_type+0x16d/0x7d0 [ 246.084126][ T8288] gfs2_sys_fs_add+0x207/0x470 [ 246.085939][ T8288] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 246.087748][ T8288] ? __pfx_alloc_workqueue+0x10/0x10 [ 246.089559][ T8288] ? read_word_at_a_time+0xe/0x20 [ 246.091276][ T8288] gfs2_fill_super+0x1352/0x2bf0 [ 246.092970][ T8288] ? __pfx_gfs2_fill_super+0x10/0x10 [ 246.093532][ T8290] loop3: detected capacity change from 0 to 32768 [ 246.094934][ T8288] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.094959][ T8288] ? set_blocksize+0x2b1/0x350 [ 246.094983][ T8288] ? sb_set_blocksize+0xf6/0x120 [ 246.104503][ T8288] ? setup_bdev_super+0x392/0x720 [ 246.106730][ T8288] get_tree_bdev+0x36f/0x610 [ 246.108815][ T8288] ? __pfx_gfs2_fill_super+0x10/0x10 [ 246.111176][ T8288] ? __pfx_get_tree_bdev+0x10/0x10 [ 246.113183][ T8288] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 246.115386][ T8288] ? cap_capable+0x1cf/0x240 [ 246.117500][ T8288] gfs2_get_tree+0x4e/0x280 [ 246.119540][ T8288] vfs_get_tree+0x8f/0x380 [ 246.121560][ T8288] path_mount+0x14e6/0x1f20 [ 246.123574][ T8288] ? kmem_cache_free+0x12e/0x380 [ 246.124433][ T8292] loop0: detected capacity change from 0 to 32768 [ 246.125776][ T8288] ? __pfx_path_mount+0x10/0x10 [ 246.130072][ T8288] ? putname+0x12e/0x170 [ 246.131876][ T8288] __x64_sys_mount+0x297/0x320 [ 246.133662][ T8288] ? __pfx___x64_sys_mount+0x10/0x10 [ 246.135872][ T8288] do_syscall_64+0xcf/0x260 [ 246.137924][ T8288] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 246.140579][ T8288] RIP: 0033:0x7f9efaa7f5aa [ 246.142565][ T8288] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 246.151124][ T8288] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 246.154783][ T8288] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 246.158238][ T8288] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 246.161044][ T8290] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 246.161729][ T8288] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 246.168492][ T8288] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 246.171922][ T8288] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 246.175425][ T8288] </TASK> [ 246.176835][ T8290] CPU: 1 PID: 8290 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 246.177646][ T8288] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 246.181415][ T8290] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 246.181432][ T8290] Call Trace: [ 246.181440][ T8290] <TASK> [ 246.181448][ T8290] dump_stack_lvl+0x16c/0x1f0 [ 246.181478][ T8290] sysfs_warn_dup+0x7f/0xa0 [ 246.181506][ T8290] sysfs_create_dir_ns+0x24d/0x2b0 [ 246.181531][ T8290] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 246.181556][ T8290] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.181576][ T8290] ? do_raw_spin_unlock+0x172/0x230 [ 246.181595][ T8290] kobject_add_internal+0x2c8/0x990 [ 246.181624][ T8290] kobject_init_and_add+0x11c/0x190 [ 246.187528][ T8292] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 246.189396][ T8288] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 246.191526][ T8290] ? __pfx_kobject_init_and_add+0x10/0x10 [ 246.191552][ T8290] ? lockdep_init_map_type+0x16d/0x7d0 [ 246.191576][ T8290] ? lockdep_init_map_type+0x16d/0x7d0 [ 246.191601][ T8290] gfs2_sys_fs_add+0x207/0x470 [ 246.191623][ T8290] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 246.229501][ T8290] ? __pfx_alloc_workqueue+0x10/0x10 [ 246.231867][ T8290] ? read_word_at_a_time+0xe/0x20 [ 246.234097][ T8290] gfs2_fill_super+0x1352/0x2bf0 [ 246.236317][ T8290] ? __pfx_gfs2_fill_super+0x10/0x10 [ 246.238177][ T8290] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.240032][ T8290] ? set_blocksize+0x2b1/0x350 [ 246.241709][ T8290] ? sb_set_blocksize+0xf6/0x120 [ 246.243483][ T8290] ? setup_bdev_super+0x392/0x720 [ 246.245295][ T8290] get_tree_bdev+0x36f/0x610 [ 246.246953][ T8290] ? __pfx_gfs2_fill_super+0x10/0x10 [ 246.248818][ T8290] ? __pfx_get_tree_bdev+0x10/0x10 [ 246.250628][ T8290] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 246.252652][ T8290] ? cap_capable+0x1cf/0x240 [ 246.254541][ T8290] gfs2_get_tree+0x4e/0x280 [ 246.256168][ T8290] vfs_get_tree+0x8f/0x380 [ 246.257838][ T8290] path_mount+0x14e6/0x1f20 [ 246.259489][ T8290] ? kmem_cache_free+0x12e/0x380 [ 246.261242][ T8290] ? __pfx_path_mount+0x10/0x10 [ 246.262922][ T8290] ? putname+0x12e/0x170 [ 246.264485][ T8290] __x64_sys_mount+0x297/0x320 [ 246.266146][ T8290] ? __pfx___x64_sys_mount+0x10/0x10 [ 246.268032][ T8290] do_syscall_64+0xcf/0x260 [ 246.269632][ T8290] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 246.271760][ T8290] RIP: 0033:0x7fb72827f5aa [ 246.273368][ T8290] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 246.280282][ T8290] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 246.283912][ T8290] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 246.287259][ T8290] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 246.290504][ T8290] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 246.293479][ T8290] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 246.296428][ T8290] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 246.299946][ T8290] </TASK> [ 246.301323][ T8292] CPU: 2 PID: 8292 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 246.303604][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 289ms [ 246.305625][ T8292] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 246.308316][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 246.312595][ T8292] Call Trace: [ 246.312608][ T8292] <TASK> [ 246.312616][ T8292] dump_stack_lvl+0x16c/0x1f0 [ 246.319258][ T8292] sysfs_warn_dup+0x7f/0xa0 [ 246.320388][ T8287] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 246.321295][ T8292] sysfs_create_dir_ns+0x24d/0x2b0 [ 246.326127][ T8292] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 246.328332][ T8292] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.330640][ T8292] ? do_raw_spin_unlock+0x172/0x230 [ 246.332950][ T8292] kobject_add_internal+0x2c8/0x990 [ 246.335025][ T8292] kobject_init_and_add+0x11c/0x190 [ 246.335240][ T8290] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 246.337217][ T8292] ? __pfx_kobject_init_and_add+0x10/0x10 [ 246.344020][ T8290] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 246.345584][ T8292] ? lockdep_init_map_type+0x16d/0x7d0 [ 246.350231][ T8287] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 246.350397][ T8292] ? lockdep_init_map_type+0x16d/0x7d0 [ 246.353493][ T8287] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 246.353493][ T8287] inode = 12 2341 [ 246.353493][ T8287] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 246.355737][ T8292] gfs2_sys_fs_add+0x207/0x470 [ 246.355771][ T8292] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 246.364214][ T8287] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 246.364301][ T8292] ? __pfx_alloc_workqueue+0x10/0x10 [ 246.366236][ T8287] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8287 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 246.370016][ T8292] ? read_word_at_a_time+0xe/0x20 [ 246.370043][ T8292] gfs2_fill_super+0x1352/0x2bf0 [ 246.370066][ T8292] ? __pfx_gfs2_fill_super+0x10/0x10 [ 246.370085][ T8292] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.372108][ T8287] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 246.376340][ T8292] ? set_blocksize+0x2b1/0x350 [ 246.376370][ T8292] ? sb_set_blocksize+0xf6/0x120 [ 246.378211][ T8287] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 246.380395][ T8292] ? setup_bdev_super+0x392/0x720 [ 246.380422][ T8292] get_tree_bdev+0x36f/0x610 [ 246.380445][ T8292] ? __pfx_gfs2_fill_super+0x10/0x10 [ 246.380463][ T8292] ? __pfx_get_tree_bdev+0x10/0x10 [ 246.380489][ T8292] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 246.380512][ T8292] ? cap_capable+0x1cf/0x240 [ 246.384346][ T8287] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 246.384754][ T8292] gfs2_get_tree+0x4e/0x280 [ 246.387758][ T8287] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 246.389424][ T8292] vfs_get_tree+0x8f/0x380 [ 246.389446][ T8292] path_mount+0x14e6/0x1f20 [ 246.389461][ T8292] ? kmem_cache_free+0x12e/0x380 [ 246.393255][ T8287] gfs2: fsid=syz:syz.0: File system withdrawn [ 246.393622][ T8292] ? __pfx_path_mount+0x10/0x10 [ 246.393639][ T8292] ? putname+0x12e/0x170 [ 246.393650][ T8292] __x64_sys_mount+0x297/0x320 [ 246.425706][ T8292] ? __pfx___x64_sys_mount+0x10/0x10 [ 246.427643][ T8292] do_syscall_64+0xcf/0x260 [ 246.429254][ T8292] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 246.431773][ T8292] RIP: 0033:0x7f0085c7f5aa [ 246.433488][ T8292] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 246.440637][ T8292] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 246.443871][ T8292] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 246.447321][ T8292] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 246.450816][ T8292] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 246.454301][ T8292] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 246.457708][ T8292] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 246.461112][ T8292] </TASK> [ 246.462507][ T8287] CPU: 0 PID: 8287 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 246.463274][ T8292] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 246.466085][ T8287] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 246.466095][ T8287] Call Trace: [ 246.466100][ T8287] <TASK> [ 246.466104][ T8287] dump_stack_lvl+0x16c/0x1f0 [ 246.471533][ T8292] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 246.474825][ T8287] gfs2_withdraw+0xab8/0x1290 [ 246.482835][ T8287] ? __pfx_gfs2_withdraw+0x10/0x10 [ 246.484631][ T8287] gfs2_dirent_scan+0x2fc/0x3c0 [ 246.486317][ T8287] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 246.488244][ T8287] gfs2_dir_read+0x36a/0x14d0 [ 246.489913][ T8287] ? inode_go_held+0x151/0x210 [ 246.491542][ T8287] ? __pfx_inode_go_held+0x10/0x10 [ 246.493283][ T8287] ? gfs2_instantiate+0x1eb/0x250 [ 246.495059][ T8287] ? gfs2_glock_wait+0x1e0/0x330 [ 246.496906][ T8287] ? __pfx_gfs2_dir_read+0x10/0x10 [ 246.498666][ T8287] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 246.500564][ T8287] ? do_raw_spin_unlock+0x172/0x230 [ 246.502442][ T8287] gfs2_readdir+0x13d/0x1d0 [ 246.504305][ T8287] ? __pfx_gfs2_readdir+0x10/0x10 [ 246.506012][ T8287] ? iterate_dir+0x292/0x9e0 [ 246.507581][ T8287] ? selinux_file_permission+0x125/0x590 [ 246.509472][ T8287] iterate_dir+0x292/0x9e0 [ 246.510986][ T8287] __x64_sys_getdents64+0x14f/0x2e0 [ 246.512748][ T8287] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 246.514700][ T8287] ? __pfx_filldir64+0x10/0x10 [ 246.516376][ T8287] do_syscall_64+0xcf/0x260 [ 246.517895][ T8287] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 246.519871][ T8287] RIP: 0033:0x7fbb4807dea9 [ 246.521418][ T8287] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 246.527901][ T8287] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 246.530724][ T8287] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 246.533345][ T8287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 246.535937][ T8287] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 246.538629][ T8287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 246.541279][ T8287] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 246.543914][ T8287] </TASK> [ 246.902479][ T8299] loop2: detected capacity change from 0 to 32768 [ 246.907259][ T8299] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 246.910794][ T8299] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 246.915426][ T8299] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 246.919042][ T54] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 246.921381][ T54] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 246.956191][ T54] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 246.959658][ T54] gfs2: fsid=syz:syz.0: jid=0: Done [ 246.962284][ T8299] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 246.969929][ T8299] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 246.975290][ T8299] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 246.975290][ T8299] inode = 12 2341 [ 246.975290][ T8299] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 246.985987][ T8299] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 246.988884][ T8301] loop0: detected capacity change from 0 to 32768 [ 246.989110][ T8299] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8299 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 246.996406][ T8299] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 246.997098][ T8301] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.006436][ T8299] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 247.009632][ T8299] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 247.010347][ T8301] CPU: 3 PID: 8301 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 247.013622][ T8299] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 247.017933][ T8301] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 247.021696][ T8299] gfs2: fsid=syz:syz.0: File system withdrawn [ 247.025165][ T8301] Call Trace: [ 247.025177][ T8301] <TASK> [ 247.030682][ T8301] dump_stack_lvl+0x16c/0x1f0 [ 247.032774][ T8301] sysfs_warn_dup+0x7f/0xa0 [ 247.034780][ T8301] sysfs_create_dir_ns+0x24d/0x2b0 [ 247.037041][ T8301] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 247.039520][ T8301] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 247.041874][ T8301] ? do_raw_spin_unlock+0x172/0x230 [ 247.044174][ T8301] kobject_add_internal+0x2c8/0x990 [ 247.046494][ T8301] kobject_init_and_add+0x11c/0x190 [ 247.048797][ T8301] ? __pfx_kobject_init_and_add+0x10/0x10 [ 247.051283][ T8301] ? lockdep_init_map_type+0x16d/0x7d0 [ 247.053690][ T8301] ? lockdep_init_map_type+0x16d/0x7d0 [ 247.055083][ T8303] loop3: detected capacity change from 0 to 32768 [ 247.056071][ T8301] gfs2_sys_fs_add+0x207/0x470 [ 247.056102][ T8301] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 247.063033][ T8301] ? __pfx_alloc_workqueue+0x10/0x10 [ 247.065375][ T8301] ? read_word_at_a_time+0xe/0x20 [ 247.067580][ T8301] gfs2_fill_super+0x1352/0x2bf0 [ 247.069779][ T8301] ? __pfx_gfs2_fill_super+0x10/0x10 [ 247.072002][ T8301] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 247.073837][ T8301] ? set_blocksize+0x2b1/0x350 [ 247.075839][ T8301] ? sb_set_blocksize+0xf6/0x120 [ 247.078012][ T8301] ? setup_bdev_super+0x392/0x720 [ 247.080229][ T8301] get_tree_bdev+0x36f/0x610 [ 247.082275][ T8301] ? __pfx_gfs2_fill_super+0x10/0x10 [ 247.084596][ T8301] ? __pfx_get_tree_bdev+0x10/0x10 [ 247.086850][ T8301] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 247.089299][ T8301] ? cap_capable+0x1cf/0x240 [ 247.091352][ T8301] gfs2_get_tree+0x4e/0x280 [ 247.093375][ T8301] vfs_get_tree+0x8f/0x380 [ 247.095350][ T8301] path_mount+0x14e6/0x1f20 [ 247.097394][ T8301] ? kmem_cache_free+0x12e/0x380 [ 247.099580][ T8301] ? __pfx_path_mount+0x10/0x10 [ 247.101544][ T8301] ? putname+0x12e/0x170 [ 247.102969][ T8301] __x64_sys_mount+0x297/0x320 [ 247.104597][ T8301] ? __pfx___x64_sys_mount+0x10/0x10 [ 247.106734][ T8301] do_syscall_64+0xcf/0x260 [ 247.108826][ T8301] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.111453][ T8301] RIP: 0033:0x7f0085c7f5aa [ 247.113252][ T8301] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 247.119959][ T8301] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 247.121420][ T8305] loop1: detected capacity change from 0 to 32768 [ 247.122736][ T8301] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 247.127525][ T8301] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 247.130326][ T8301] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 247.133774][ T8301] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 247.137075][ T8301] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 247.139566][ T8305] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.140527][ T8301] </TASK> [ 247.140539][ T8299] CPU: 0 PID: 8299 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 247.140555][ T8299] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 247.140562][ T8299] Call Trace: [ 247.140567][ T8299] <TASK> [ 247.140571][ T8299] dump_stack_lvl+0x16c/0x1f0 [ 247.140732][ T8303] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.141705][ T8301] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 247.141722][ T8301] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 247.168288][ T8299] gfs2_withdraw+0xab8/0x1290 [ 247.169981][ T8299] ? __pfx_gfs2_withdraw+0x10/0x10 [ 247.171717][ T8299] gfs2_dirent_scan+0x2fc/0x3c0 [ 247.173391][ T8299] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 247.175232][ T8299] gfs2_dir_read+0x36a/0x14d0 [ 247.176828][ T8299] ? inode_go_held+0x151/0x210 [ 247.178427][ T8299] ? __pfx_inode_go_held+0x10/0x10 [ 247.180147][ T8299] ? gfs2_instantiate+0x1eb/0x250 [ 247.181838][ T8299] ? gfs2_glock_wait+0x1e0/0x330 [ 247.183541][ T8299] ? __pfx_gfs2_dir_read+0x10/0x10 [ 247.185811][ T8299] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 247.187673][ T8299] ? do_raw_spin_unlock+0x172/0x230 [ 247.189482][ T8299] gfs2_readdir+0x13d/0x1d0 [ 247.191042][ T8299] ? __pfx_gfs2_readdir+0x10/0x10 [ 247.192807][ T8299] ? iterate_dir+0x292/0x9e0 [ 247.194373][ T8299] ? selinux_file_permission+0x125/0x590 [ 247.196308][ T8299] iterate_dir+0x292/0x9e0 [ 247.197824][ T8299] __x64_sys_getdents64+0x14f/0x2e0 [ 247.199613][ T8299] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 247.201578][ T8299] ? __pfx_filldir64+0x10/0x10 [ 247.203224][ T8299] do_syscall_64+0xcf/0x260 [ 247.204789][ T8299] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.206780][ T8299] RIP: 0033:0x7f9efaa7dea9 [ 247.208340][ T8299] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 247.215291][ T8299] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 247.218768][ T8299] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 247.221515][ T8299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 247.224288][ T8299] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 247.227159][ T8299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 247.229922][ T8299] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 247.232678][ T8299] </TASK> [ 247.233827][ T8305] CPU: 2 PID: 8305 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 247.237373][ T8305] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 247.240719][ T8305] Call Trace: [ 247.241841][ T8305] <TASK> [ 247.242832][ T8305] dump_stack_lvl+0x16c/0x1f0 [ 247.244453][ T8305] sysfs_warn_dup+0x7f/0xa0 [ 247.245969][ T8305] sysfs_create_dir_ns+0x24d/0x2b0 [ 247.247722][ T8305] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 247.249594][ T8305] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 247.251393][ T8305] ? do_raw_spin_unlock+0x172/0x230 [ 247.253134][ T8305] kobject_add_internal+0x2c8/0x990 [ 247.254870][ T8305] kobject_init_and_add+0x11c/0x190 [ 247.256614][ T8305] ? __pfx_kobject_init_and_add+0x10/0x10 [ 247.258505][ T8305] ? lockdep_init_map_type+0x16d/0x7d0 [ 247.260337][ T8305] ? lockdep_init_map_type+0x16d/0x7d0 [ 247.262144][ T8305] gfs2_sys_fs_add+0x207/0x470 [ 247.263747][ T8305] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 247.265489][ T8305] ? __pfx_alloc_workqueue+0x10/0x10 [ 247.267250][ T8305] ? read_word_at_a_time+0xe/0x20 [ 247.268935][ T8305] gfs2_fill_super+0x1352/0x2bf0 [ 247.270612][ T8305] ? __pfx_gfs2_fill_super+0x10/0x10 [ 247.272360][ T8305] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 247.274146][ T8305] ? set_blocksize+0x2b1/0x350 [ 247.275745][ T8305] ? sb_set_blocksize+0xf6/0x120 [ 247.277403][ T8305] ? setup_bdev_super+0x392/0x720 [ 247.279083][ T8305] get_tree_bdev+0x36f/0x610 [ 247.280591][ T8305] ? __pfx_gfs2_fill_super+0x10/0x10 [ 247.282131][ T8305] ? __pfx_get_tree_bdev+0x10/0x10 [ 247.283628][ T8305] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 247.285429][ T8305] ? cap_capable+0x1cf/0x240 [ 247.286980][ T8305] gfs2_get_tree+0x4e/0x280 [ 247.288515][ T8305] vfs_get_tree+0x8f/0x380 [ 247.290008][ T8305] path_mount+0x14e6/0x1f20 [ 247.291546][ T8305] ? kmem_cache_free+0x12e/0x380 [ 247.293197][ T8305] ? __pfx_path_mount+0x10/0x10 [ 247.294822][ T8305] ? putname+0x12e/0x170 [ 247.296242][ T8305] __x64_sys_mount+0x297/0x320 [ 247.297846][ T8305] ? __pfx___x64_sys_mount+0x10/0x10 [ 247.299603][ T8305] do_syscall_64+0xcf/0x260 [ 247.301134][ T8305] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.303106][ T8305] RIP: 0033:0x7fbb4807f5aa [ 247.304602][ T8305] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 247.310933][ T8305] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 247.313701][ T8305] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 247.316347][ T8305] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 247.318966][ T8305] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 247.321590][ T8305] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 247.324217][ T8305] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 247.326877][ T8305] </TASK> [ 247.327924][ T8303] CPU: 1 PID: 8303 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 247.332247][ T8303] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 247.333551][ T8305] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 247.336525][ T8303] Call Trace: [ 247.336541][ T8303] <TASK> [ 247.336548][ T8303] dump_stack_lvl+0x16c/0x1f0 [ 247.336569][ T8303] sysfs_warn_dup+0x7f/0xa0 [ 247.342817][ T8305] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 247.343811][ T8303] sysfs_create_dir_ns+0x24d/0x2b0 [ 247.343839][ T8303] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 247.343854][ T8303] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 247.343866][ T8303] ? do_raw_spin_unlock+0x172/0x230 [ 247.357581][ T8303] kobject_add_internal+0x2c8/0x990 [ 247.359558][ T8303] kobject_init_and_add+0x11c/0x190 [ 247.361661][ T8303] ? __pfx_kobject_init_and_add+0x10/0x10 [ 247.364012][ T8303] ? lockdep_init_map_type+0x16d/0x7d0 [ 247.366070][ T8303] ? lockdep_init_map_type+0x16d/0x7d0 [ 247.367943][ T8303] gfs2_sys_fs_add+0x207/0x470 [ 247.369966][ T8303] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 247.371860][ T8303] ? __pfx_alloc_workqueue+0x10/0x10 [ 247.373677][ T8303] ? read_word_at_a_time+0xe/0x20 [ 247.375387][ T8303] gfs2_fill_super+0x1352/0x2bf0 [ 247.377076][ T8303] ? __pfx_gfs2_fill_super+0x10/0x10 [ 247.378903][ T8303] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 247.380737][ T8303] ? set_blocksize+0x2b1/0x350 [ 247.382372][ T8303] ? sb_set_blocksize+0xf6/0x120 [ 247.384065][ T8303] ? setup_bdev_super+0x392/0x720 [ 247.385828][ T8303] get_tree_bdev+0x36f/0x610 [ 247.387433][ T8303] ? __pfx_gfs2_fill_super+0x10/0x10 [ 247.389238][ T8303] ? __pfx_get_tree_bdev+0x10/0x10 [ 247.390999][ T8303] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 247.392913][ T8303] ? cap_capable+0x1cf/0x240 [ 247.394637][ T8303] gfs2_get_tree+0x4e/0x280 [ 247.396565][ T8303] vfs_get_tree+0x8f/0x380 [ 247.398503][ T8303] path_mount+0x14e6/0x1f20 [ 247.400326][ T8303] ? kmem_cache_free+0x12e/0x380 [ 247.402154][ T8303] ? __pfx_path_mount+0x10/0x10 [ 247.404199][ T8303] ? putname+0x12e/0x170 [ 247.405664][ T8303] __x64_sys_mount+0x297/0x320 [ 247.407309][ T8303] ? __pfx___x64_sys_mount+0x10/0x10 [ 247.409138][ T8303] do_syscall_64+0xcf/0x260 [ 247.410711][ T8303] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.412755][ T8303] RIP: 0033:0x7fb72827f5aa [ 247.414419][ T8303] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 247.422129][ T8303] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 247.424982][ T8303] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 247.427681][ T8303] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 247.430403][ T8303] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 247.433099][ T8303] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 247.435782][ T8303] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 247.438500][ T8303] </TASK> [ 247.441850][ T8303] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 247.447111][ T8303] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 247.772953][ T8312] loop0: detected capacity change from 0 to 32768 [ 247.779176][ T8312] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 247.783120][ T8312] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 247.789191][ T8312] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 247.793967][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 247.797025][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 247.851023][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 53ms [ 247.854559][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 247.856931][ T8312] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 247.862818][ T8312] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 247.865581][ T8312] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 247.865581][ T8312] inode = 12 2341 [ 247.865581][ T8312] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 247.874299][ T8312] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 247.877383][ T8312] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8312 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 247.881369][ T8312] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 247.884200][ T8312] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 247.886641][ T8312] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 247.889564][ T8312] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 247.893746][ T8312] gfs2: fsid=syz:syz.0: File system withdrawn [ 247.896047][ T8312] CPU: 3 PID: 8312 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 247.896806][ T8318] loop2: detected capacity change from 0 to 32768 [ 247.900018][ T8312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 247.900033][ T8312] Call Trace: [ 247.900041][ T8312] <TASK> [ 247.900048][ T8312] dump_stack_lvl+0x16c/0x1f0 [ 247.900077][ T8312] gfs2_withdraw+0xab8/0x1290 [ 247.913132][ T8312] ? __pfx_gfs2_withdraw+0x10/0x10 [ 247.915187][ T8318] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.915241][ T8312] gfs2_dirent_scan+0x2fc/0x3c0 [ 247.920614][ T8312] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 247.922907][ T8312] gfs2_dir_read+0x36a/0x14d0 [ 247.924862][ T8312] ? inode_go_held+0x151/0x210 [ 247.926921][ T8312] ? __pfx_inode_go_held+0x10/0x10 [ 247.929047][ T8312] ? gfs2_instantiate+0x1eb/0x250 [ 247.931143][ T8312] ? gfs2_glock_wait+0x1e0/0x330 [ 247.933208][ T8312] ? __pfx_gfs2_dir_read+0x10/0x10 [ 247.934962][ T8312] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 247.936715][ T8312] ? do_raw_spin_unlock+0x172/0x230 [ 247.938448][ T8312] gfs2_readdir+0x13d/0x1d0 [ 247.939969][ T8312] ? __pfx_gfs2_readdir+0x10/0x10 [ 247.941673][ T8312] ? iterate_dir+0x292/0x9e0 [ 247.943233][ T8312] ? selinux_file_permission+0x125/0x590 [ 247.945127][ T8312] iterate_dir+0x292/0x9e0 [ 247.946623][ T8312] __x64_sys_getdents64+0x14f/0x2e0 [ 247.948388][ T8312] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 247.950297][ T8312] ? __pfx_filldir64+0x10/0x10 [ 247.951922][ T8312] do_syscall_64+0xcf/0x260 [ 247.953486][ T8312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.955478][ T8312] RIP: 0033:0x7f0085c7dea9 [ 247.956987][ T8312] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 247.961139][ T8314] loop3: detected capacity change from 0 to 32768 [ 247.963379][ T8317] loop1: detected capacity change from 0 to 32768 [ 247.963385][ T8312] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 247.963401][ T8312] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 247.963408][ T8312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 247.963415][ T8312] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 247.963421][ T8312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 247.963427][ T8312] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 247.963436][ T8312] </TASK> [ 247.963442][ T8318] CPU: 0 PID: 8318 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 247.971791][ T8314] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.972654][ T8318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 247.980651][ T8317] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 247.982772][ T8318] Call Trace: [ 248.007975][ T8318] <TASK> [ 248.009350][ T8318] dump_stack_lvl+0x16c/0x1f0 [ 248.011495][ T8318] sysfs_warn_dup+0x7f/0xa0 [ 248.013566][ T8318] sysfs_create_dir_ns+0x24d/0x2b0 [ 248.015885][ T8318] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 248.018416][ T8318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.020837][ T8318] ? do_raw_spin_unlock+0x172/0x230 [ 248.023157][ T8318] kobject_add_internal+0x2c8/0x990 [ 248.025519][ T8318] kobject_init_and_add+0x11c/0x190 [ 248.027841][ T8318] ? __pfx_kobject_init_and_add+0x10/0x10 [ 248.030425][ T8318] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.032900][ T8318] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.035352][ T8318] gfs2_sys_fs_add+0x207/0x470 [ 248.037935][ T8318] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 248.040349][ T8318] ? __pfx_alloc_workqueue+0x10/0x10 [ 248.042731][ T8318] ? read_word_at_a_time+0xe/0x20 [ 248.044995][ T8318] gfs2_fill_super+0x1352/0x2bf0 [ 248.047232][ T8318] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.049622][ T8318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.052037][ T8318] ? set_blocksize+0x2b1/0x350 [ 248.054227][ T8318] ? sb_set_blocksize+0xf6/0x120 [ 248.056461][ T8318] ? setup_bdev_super+0x392/0x720 [ 248.058740][ T8318] get_tree_bdev+0x36f/0x610 [ 248.060833][ T8318] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.063217][ T8318] ? __pfx_get_tree_bdev+0x10/0x10 [ 248.065543][ T8318] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 248.068062][ T8318] ? cap_capable+0x1cf/0x240 [ 248.070165][ T8318] gfs2_get_tree+0x4e/0x280 [ 248.072295][ T8318] vfs_get_tree+0x8f/0x380 [ 248.074310][ T8318] path_mount+0x14e6/0x1f20 [ 248.076386][ T8318] ? kmem_cache_free+0x12e/0x380 [ 248.078627][ T8318] ? __pfx_path_mount+0x10/0x10 [ 248.080852][ T8318] ? putname+0x12e/0x170 [ 248.082764][ T8318] __x64_sys_mount+0x297/0x320 [ 248.084906][ T8318] ? __pfx___x64_sys_mount+0x10/0x10 [ 248.087298][ T8318] do_syscall_64+0xcf/0x260 [ 248.089335][ T8318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 248.092002][ T8318] RIP: 0033:0x7f9efaa7f5aa [ 248.094075][ T8318] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 248.102609][ T8318] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 248.106367][ T8318] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 248.109924][ T8318] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 248.113511][ T8318] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 248.116956][ T8318] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 248.120547][ T8318] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 248.124048][ T8318] </TASK> [ 248.125482][ T8317] CPU: 2 PID: 8317 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 248.130009][ T8317] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 248.134466][ T8317] Call Trace: [ 248.135966][ T8317] <TASK> [ 248.137305][ T8317] dump_stack_lvl+0x16c/0x1f0 [ 248.139403][ T8317] sysfs_warn_dup+0x7f/0xa0 [ 248.140375][ T8318] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.141431][ T8317] sysfs_create_dir_ns+0x24d/0x2b0 [ 248.141463][ T8317] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 248.146117][ T8318] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.148023][ T8317] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.148050][ T8317] ? do_raw_spin_unlock+0x172/0x230 [ 248.157615][ T8317] kobject_add_internal+0x2c8/0x990 [ 248.159885][ T8317] kobject_init_and_add+0x11c/0x190 [ 248.162181][ T8317] ? __pfx_kobject_init_and_add+0x10/0x10 [ 248.164701][ T8317] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.167050][ T8317] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.169474][ T8317] gfs2_sys_fs_add+0x207/0x470 [ 248.171617][ T8317] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 248.173963][ T8317] ? __pfx_alloc_workqueue+0x10/0x10 [ 248.176313][ T8317] ? read_word_at_a_time+0xe/0x20 [ 248.178548][ T8317] gfs2_fill_super+0x1352/0x2bf0 [ 248.180737][ T8317] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.183064][ T8317] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.185444][ T8317] ? set_blocksize+0x2b1/0x350 [ 248.187581][ T8317] ? sb_set_blocksize+0xf6/0x120 [ 248.189821][ T8317] ? setup_bdev_super+0x392/0x720 [ 248.192088][ T8317] get_tree_bdev+0x36f/0x610 [ 248.194119][ T8317] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.196380][ T8317] ? __pfx_get_tree_bdev+0x10/0x10 [ 248.198663][ T8317] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 248.201135][ T8317] ? cap_capable+0x1cf/0x240 [ 248.203228][ T8317] gfs2_get_tree+0x4e/0x280 [ 248.205306][ T8317] vfs_get_tree+0x8f/0x380 [ 248.207289][ T8317] path_mount+0x14e6/0x1f20 [ 248.209076][ T8317] ? kmem_cache_free+0x12e/0x380 [ 248.211105][ T8317] ? __pfx_path_mount+0x10/0x10 [ 248.213105][ T8317] ? putname+0x12e/0x170 [ 248.214865][ T8317] __x64_sys_mount+0x297/0x320 [ 248.216861][ T8317] ? __pfx___x64_sys_mount+0x10/0x10 [ 248.219109][ T8317] do_syscall_64+0xcf/0x260 [ 248.221147][ T8317] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 248.223797][ T8317] RIP: 0033:0x7fbb4807f5aa [ 248.225788][ T8317] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 248.234022][ T8317] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 248.237260][ T8317] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 248.240574][ T8317] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 248.243947][ T8317] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 248.247384][ T8317] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 248.250904][ T8317] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 248.253928][ T8317] </TASK> [ 248.254980][ T8314] CPU: 3 PID: 8314 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 248.259503][ T8317] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.259512][ T8314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 248.265777][ T8317] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.269654][ T8314] Call Trace: [ 248.269667][ T8314] <TASK> [ 248.269674][ T8314] dump_stack_lvl+0x16c/0x1f0 [ 248.269704][ T8314] sysfs_warn_dup+0x7f/0xa0 [ 248.269719][ T8314] sysfs_create_dir_ns+0x24d/0x2b0 [ 248.269734][ T8314] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 248.269749][ T8314] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.269760][ T8314] ? do_raw_spin_unlock+0x172/0x230 [ 248.269771][ T8314] kobject_add_internal+0x2c8/0x990 [ 248.269786][ T8314] kobject_init_and_add+0x11c/0x190 [ 248.269796][ T8314] ? __pfx_kobject_init_and_add+0x10/0x10 [ 248.269806][ T8314] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.269821][ T8314] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.269836][ T8314] gfs2_sys_fs_add+0x207/0x470 [ 248.269850][ T8314] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 248.269864][ T8314] ? __pfx_alloc_workqueue+0x10/0x10 [ 248.269879][ T8314] ? read_word_at_a_time+0xe/0x20 [ 248.269889][ T8314] gfs2_fill_super+0x1352/0x2bf0 [ 248.269900][ T8314] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.269909][ T8314] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.269919][ T8314] ? set_blocksize+0x2b1/0x350 [ 248.269932][ T8314] ? sb_set_blocksize+0xf6/0x120 [ 248.269943][ T8314] ? setup_bdev_super+0x392/0x720 [ 248.269957][ T8314] get_tree_bdev+0x36f/0x610 [ 248.269971][ T8314] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.269980][ T8314] ? __pfx_get_tree_bdev+0x10/0x10 [ 248.269994][ T8314] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 248.270006][ T8314] ? cap_capable+0x1cf/0x240 [ 248.270021][ T8314] gfs2_get_tree+0x4e/0x280 [ 248.270035][ T8314] vfs_get_tree+0x8f/0x380 [ 248.270049][ T8314] path_mount+0x14e6/0x1f20 [ 248.270064][ T8314] ? kmem_cache_free+0x12e/0x380 [ 248.270075][ T8314] ? __pfx_path_mount+0x10/0x10 [ 248.270088][ T8314] ? putname+0x12e/0x170 [ 248.270099][ T8314] __x64_sys_mount+0x297/0x320 [ 248.270112][ T8314] ? __pfx___x64_sys_mount+0x10/0x10 [ 248.270127][ T8314] do_syscall_64+0xcf/0x260 [ 248.270149][ T8314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 248.270166][ T8314] RIP: 0033:0x7fb72827f5aa [ 248.270176][ T8314] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 248.270187][ T8314] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 248.270199][ T8314] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 248.270210][ T8314] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 248.270217][ T8314] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 248.270223][ T8314] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 248.270230][ T8314] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 248.270238][ T8314] </TASK> [ 248.271300][ T8314] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.393121][ T8314] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.757940][ T8329] loop1: detected capacity change from 0 to 32768 [ 248.773202][ T8329] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 248.775021][ T8330] loop0: detected capacity change from 0 to 32768 [ 248.776043][ T8329] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 248.783237][ T8329] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 248.786627][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 248.787055][ T8330] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 248.788078][ T8324] loop2: detected capacity change from 0 to 32768 [ 248.789002][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 248.798817][ T8330] CPU: 1 PID: 8330 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 248.802406][ T8330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 248.805918][ T8330] Call Trace: [ 248.807083][ T8330] <TASK> [ 248.807369][ T8324] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 248.808122][ T8330] dump_stack_lvl+0x16c/0x1f0 [ 248.813114][ T8330] sysfs_warn_dup+0x7f/0xa0 [ 248.814706][ T8330] sysfs_create_dir_ns+0x24d/0x2b0 [ 248.816604][ T8330] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 248.818558][ T8330] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.820434][ T8330] ? do_raw_spin_unlock+0x172/0x230 [ 248.822232][ T8330] kobject_add_internal+0x2c8/0x990 [ 248.824266][ T8330] kobject_init_and_add+0x11c/0x190 [ 248.826329][ T8330] ? __pfx_kobject_init_and_add+0x10/0x10 [ 248.828408][ T8330] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.830420][ T8330] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.832594][ T8330] gfs2_sys_fs_add+0x207/0x470 [ 248.834357][ T8330] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 248.836309][ T8330] ? __pfx_alloc_workqueue+0x10/0x10 [ 248.838253][ T8330] ? read_word_at_a_time+0xe/0x20 [ 248.840081][ T8330] gfs2_fill_super+0x1352/0x2bf0 [ 248.842129][ T8330] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.844448][ T8330] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.846527][ T8330] ? set_blocksize+0x2b1/0x350 [ 248.848181][ T8330] ? sb_set_blocksize+0xf6/0x120 [ 248.850289][ T8330] ? setup_bdev_super+0x392/0x720 [ 248.852069][ T8326] loop3: detected capacity change from 0 to 32768 [ 248.852491][ T8330] get_tree_bdev+0x36f/0x610 [ 248.857428][ T8330] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.857904][ T8326] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 248.859744][ T8330] ? __pfx_get_tree_bdev+0x10/0x10 [ 248.859774][ T8330] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 248.859794][ T8330] ? cap_capable+0x1cf/0x240 [ 248.859820][ T8330] gfs2_get_tree+0x4e/0x280 [ 248.859845][ T8330] vfs_get_tree+0x8f/0x380 [ 248.859868][ T8330] path_mount+0x14e6/0x1f20 [ 248.873395][ T8330] ? kmem_cache_free+0x12e/0x380 [ 248.873481][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 84ms [ 248.875104][ T8330] ? __pfx_path_mount+0x10/0x10 [ 248.875124][ T8330] ? putname+0x12e/0x170 [ 248.875135][ T8330] __x64_sys_mount+0x297/0x320 [ 248.875149][ T8330] ? __pfx___x64_sys_mount+0x10/0x10 [ 248.875164][ T8330] do_syscall_64+0xcf/0x260 [ 248.875176][ T8330] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 248.875193][ T8330] RIP: 0033:0x7f0085c7f5aa [ 248.875203][ T8330] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 248.875213][ T8330] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 248.875225][ T8330] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 248.875232][ T8330] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 248.875239][ T8330] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 248.875246][ T8330] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 248.875252][ T8330] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 248.875261][ T8330] </TASK> [ 248.875266][ T8326] CPU: 2 PID: 8326 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 248.875292][ T8326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 248.875303][ T8326] Call Trace: [ 248.875311][ T8326] <TASK> [ 248.875319][ T8326] dump_stack_lvl+0x16c/0x1f0 [ 248.875348][ T8326] sysfs_warn_dup+0x7f/0xa0 [ 248.876261][ T8330] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 248.876276][ T8330] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 248.883221][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 248.884146][ T8326] sysfs_create_dir_ns+0x24d/0x2b0 [ 248.893669][ T8329] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 248.900587][ T8326] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 248.900624][ T8326] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.900643][ T8326] ? do_raw_spin_unlock+0x172/0x230 [ 248.900662][ T8326] kobject_add_internal+0x2c8/0x990 [ 248.900692][ T8326] kobject_init_and_add+0x11c/0x190 [ 248.909390][ T8329] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 248.910637][ T8326] ? __pfx_kobject_init_and_add+0x10/0x10 [ 248.910664][ T8326] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.910693][ T8326] ? lockdep_init_map_type+0x16d/0x7d0 [ 248.913865][ T8329] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 248.913865][ T8329] inode = 12 2341 [ 248.913865][ T8329] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 248.916963][ T8326] gfs2_sys_fs_add+0x207/0x470 [ 248.916997][ T8326] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 248.921786][ T8329] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 248.925608][ T8326] ? __pfx_alloc_workqueue+0x10/0x10 [ 248.925642][ T8326] ? read_word_at_a_time+0xe/0x20 [ 248.929364][ T8329] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8329 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 248.930848][ T8326] gfs2_fill_super+0x1352/0x2bf0 [ 248.930876][ T8326] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.930895][ T8326] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 248.932617][ T8329] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 248.933879][ T8326] ? set_blocksize+0x2b1/0x350 [ 248.933896][ T8326] ? sb_set_blocksize+0xf6/0x120 [ 248.933908][ T8326] ? setup_bdev_super+0x392/0x720 [ 248.935616][ T8329] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 248.940586][ T8326] get_tree_bdev+0x36f/0x610 [ 248.940620][ T8326] ? __pfx_gfs2_fill_super+0x10/0x10 [ 248.940640][ T8326] ? __pfx_get_tree_bdev+0x10/0x10 [ 248.942871][ T8329] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 248.945251][ T8326] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 248.946998][ T8329] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 248.949000][ T8329] gfs2: fsid=syz:syz.0: File system withdrawn [ 248.950195][ T8326] ? cap_capable+0x1cf/0x240 [ 248.950228][ T8326] gfs2_get_tree+0x4e/0x280 [ 249.036566][ T8326] vfs_get_tree+0x8f/0x380 [ 249.038562][ T8326] path_mount+0x14e6/0x1f20 [ 249.040573][ T8326] ? kmem_cache_free+0x12e/0x380 [ 249.042764][ T8326] ? __pfx_path_mount+0x10/0x10 [ 249.044901][ T8326] ? putname+0x12e/0x170 [ 249.046694][ T8326] __x64_sys_mount+0x297/0x320 [ 249.048756][ T8326] ? __pfx___x64_sys_mount+0x10/0x10 [ 249.050974][ T8326] do_syscall_64+0xcf/0x260 [ 249.052948][ T8326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.055267][ T8326] RIP: 0033:0x7fb72827f5aa [ 249.057291][ T8326] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 249.065610][ T8326] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 249.069119][ T8326] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 249.072602][ T8326] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 249.076056][ T8326] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 249.079695][ T8326] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 249.082472][ T8326] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 249.085146][ T8326] </TASK> [ 249.086242][ T8329] CPU: 3 PID: 8329 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 249.087421][ T8326] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.089986][ T8329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 249.090001][ T8329] Call Trace: [ 249.090008][ T8329] <TASK> [ 249.090029][ T8329] dump_stack_lvl+0x16c/0x1f0 [ 249.090060][ T8329] gfs2_withdraw+0xab8/0x1290 [ 249.094681][ T8326] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 249.098056][ T8329] ? __pfx_gfs2_withdraw+0x10/0x10 [ 249.098078][ T8329] gfs2_dirent_scan+0x2fc/0x3c0 [ 249.098094][ T8329] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 249.111023][ T8329] gfs2_dir_read+0x36a/0x14d0 [ 249.112647][ T8329] ? inode_go_held+0x151/0x210 [ 249.114296][ T8329] ? __pfx_inode_go_held+0x10/0x10 [ 249.116052][ T8329] ? gfs2_instantiate+0x1eb/0x250 [ 249.117787][ T8329] ? gfs2_glock_wait+0x1e0/0x330 [ 249.119540][ T8329] ? __pfx_gfs2_dir_read+0x10/0x10 [ 249.121340][ T8329] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 249.123004][ T8329] ? do_raw_spin_unlock+0x172/0x230 [ 249.124788][ T8329] gfs2_readdir+0x13d/0x1d0 [ 249.126354][ T8329] ? __pfx_gfs2_readdir+0x10/0x10 [ 249.128075][ T8329] ? iterate_dir+0x292/0x9e0 [ 249.129697][ T8329] ? selinux_file_permission+0x125/0x590 [ 249.131627][ T8329] iterate_dir+0x292/0x9e0 [ 249.133172][ T8329] __x64_sys_getdents64+0x14f/0x2e0 [ 249.134955][ T8329] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 249.136908][ T8329] ? __pfx_filldir64+0x10/0x10 [ 249.138551][ T8329] do_syscall_64+0xcf/0x260 [ 249.140224][ T8329] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.142341][ T8329] RIP: 0033:0x7fbb4807dea9 [ 249.143885][ T8329] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 249.150734][ T8329] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 249.153676][ T8329] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 249.156304][ T8329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 249.158913][ T8329] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 249.161650][ T8329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 249.164340][ T8329] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 249.166947][ T8329] </TASK> [ 249.167994][ T8324] CPU: 0 PID: 8324 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 2024/04/30 20:38:39 executed programs: 934 [ 249.172360][ T8324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 249.176734][ T8324] Call Trace: [ 249.178127][ T8324] <TASK> [ 249.179387][ T8324] dump_stack_lvl+0x16c/0x1f0 [ 249.181391][ T8324] sysfs_warn_dup+0x7f/0xa0 [ 249.183301][ T8324] sysfs_create_dir_ns+0x24d/0x2b0 [ 249.185438][ T8324] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 249.187749][ T8324] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.189868][ T8324] ? do_raw_spin_unlock+0x172/0x230 [ 249.192021][ T8324] kobject_add_internal+0x2c8/0x990 [ 249.193737][ T8324] kobject_init_and_add+0x11c/0x190 [ 249.195257][ T8324] ? __pfx_kobject_init_and_add+0x10/0x10 [ 249.197226][ T8324] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.199500][ T8324] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.201798][ T8324] gfs2_sys_fs_add+0x207/0x470 [ 249.203919][ T8324] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 249.206183][ T8324] ? __pfx_alloc_workqueue+0x10/0x10 [ 249.208431][ T8324] ? read_word_at_a_time+0xe/0x20 [ 249.210575][ T8324] gfs2_fill_super+0x1352/0x2bf0 [ 249.212675][ T8324] ? __pfx_gfs2_fill_super+0x10/0x10 [ 249.214909][ T8324] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.217174][ T8324] ? set_blocksize+0x2b1/0x350 [ 249.219182][ T8324] ? sb_set_blocksize+0xf6/0x120 [ 249.221284][ T8324] ? setup_bdev_super+0x392/0x720 [ 249.223416][ T8324] get_tree_bdev+0x36f/0x610 [ 249.225380][ T8324] ? __pfx_gfs2_fill_super+0x10/0x10 [ 249.227593][ T8324] ? __pfx_get_tree_bdev+0x10/0x10 [ 249.229752][ T8324] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 249.232127][ T8324] ? cap_capable+0x1cf/0x240 [ 249.234086][ T8324] gfs2_get_tree+0x4e/0x280 [ 249.236011][ T8324] vfs_get_tree+0x8f/0x380 [ 249.237922][ T8324] path_mount+0x14e6/0x1f20 [ 249.239828][ T8324] ? kmem_cache_free+0x12e/0x380 [ 249.241845][ T8324] ? __pfx_path_mount+0x10/0x10 [ 249.243908][ T8324] ? putname+0x12e/0x170 [ 249.245720][ T8324] __x64_sys_mount+0x297/0x320 [ 249.247693][ T8324] ? __pfx___x64_sys_mount+0x10/0x10 [ 249.249937][ T8324] do_syscall_64+0xcf/0x260 [ 249.251863][ T8324] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.254396][ T8324] RIP: 0033:0x7f9efaa7f5aa [ 249.256291][ T8324] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 249.264416][ T8324] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 249.267921][ T8324] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 249.271266][ T8324] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 249.274603][ T8324] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 249.277926][ T8324] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 249.281242][ T8324] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 249.284576][ T8324] </TASK> [ 249.286550][ T8324] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.293973][ T8324] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 249.596604][ T8337] loop0: detected capacity change from 0 to 32768 [ 249.604442][ T8337] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 249.607207][ T8337] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 249.626535][ T8337] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 249.639597][ T822] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 249.642747][ T822] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 249.658650][ T8341] loop2: detected capacity change from 0 to 32768 [ 249.667258][ T8341] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 249.677608][ T8341] CPU: 0 PID: 8341 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 249.681127][ T8341] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 249.684516][ T8341] Call Trace: [ 249.685657][ T8341] <TASK> [ 249.686668][ T8341] dump_stack_lvl+0x16c/0x1f0 [ 249.688274][ T8341] sysfs_warn_dup+0x7f/0xa0 [ 249.689829][ T8341] sysfs_create_dir_ns+0x24d/0x2b0 [ 249.691970][ T8341] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 249.694362][ T8341] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.696641][ T8341] ? do_raw_spin_unlock+0x172/0x230 [ 249.698206][ T8339] loop3: detected capacity change from 0 to 32768 [ 249.698839][ T8341] kobject_add_internal+0x2c8/0x990 [ 249.702789][ T822] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 60ms [ 249.703254][ T8341] kobject_init_and_add+0x11c/0x190 [ 249.706532][ T822] gfs2: fsid=syz:syz.0: jid=0: Done [ 249.707657][ T8343] loop1: detected capacity change from 0 to 32768 [ 249.708521][ T8341] ? __pfx_kobject_init_and_add+0x10/0x10 [ 249.712177][ T8337] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 249.712603][ T8339] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 249.713399][ T8341] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.723553][ T8343] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 249.724154][ T8341] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.729872][ T8341] gfs2_sys_fs_add+0x207/0x470 [ 249.731943][ T8341] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 249.734311][ T8341] ? __pfx_alloc_workqueue+0x10/0x10 [ 249.736580][ T8341] ? read_word_at_a_time+0xe/0x20 [ 249.738743][ T8341] gfs2_fill_super+0x1352/0x2bf0 [ 249.740897][ T8341] ? __pfx_gfs2_fill_super+0x10/0x10 [ 249.743175][ T8341] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.745499][ T8341] ? set_blocksize+0x2b1/0x350 [ 249.747584][ T8341] ? sb_set_blocksize+0xf6/0x120 [ 249.749745][ T8341] ? setup_bdev_super+0x392/0x720 [ 249.751941][ T8341] get_tree_bdev+0x36f/0x610 [ 249.753941][ T8341] ? __pfx_gfs2_fill_super+0x10/0x10 [ 249.756212][ T8341] ? __pfx_get_tree_bdev+0x10/0x10 [ 249.758422][ T8341] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 249.760709][ T8341] ? cap_capable+0x1cf/0x240 [ 249.762542][ T8341] gfs2_get_tree+0x4e/0x280 [ 249.764486][ T8341] vfs_get_tree+0x8f/0x380 [ 249.766384][ T8341] path_mount+0x14e6/0x1f20 [ 249.768546][ T8341] ? kmem_cache_free+0x12e/0x380 [ 249.770545][ T8341] ? __pfx_path_mount+0x10/0x10 [ 249.772460][ T8341] ? putname+0x12e/0x170 [ 249.774149][ T8341] __x64_sys_mount+0x297/0x320 [ 249.776076][ T8341] ? __pfx___x64_sys_mount+0x10/0x10 [ 249.778246][ T8341] do_syscall_64+0xcf/0x260 [ 249.780079][ T8341] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.782481][ T8341] RIP: 0033:0x7f9efaa7f5aa [ 249.784303][ T8341] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 249.792068][ T8341] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 249.795484][ T8341] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 249.798706][ T8341] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 249.801973][ T8341] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 249.805252][ T8341] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 249.808518][ T8341] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 249.811803][ T8341] </TASK> [ 249.813129][ T8343] CPU: 1 PID: 8343 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 249.816052][ T8341] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.817319][ T8343] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 249.817334][ T8343] Call Trace: [ 249.817343][ T8343] <TASK> [ 249.817349][ T8343] dump_stack_lvl+0x16c/0x1f0 [ 249.817380][ T8343] sysfs_warn_dup+0x7f/0xa0 [ 249.818413][ T8337] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 249.818425][ T8337] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 249.818425][ T8337] inode = 12 2341 [ 249.818425][ T8337] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 249.818439][ T8337] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 249.818456][ T8337] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8337 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 249.818483][ T8337] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 249.818495][ T8337] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 249.818502][ T8337] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 249.818508][ T8337] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 249.818609][ T8337] gfs2: fsid=syz:syz.0: File system withdrawn [ 249.823537][ T8341] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 249.827297][ T8343] sysfs_create_dir_ns+0x24d/0x2b0 [ 249.827329][ T8343] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 249.827351][ T8343] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.827368][ T8343] ? do_raw_spin_unlock+0x172/0x230 [ 249.880927][ T8343] kobject_add_internal+0x2c8/0x990 [ 249.883265][ T8343] kobject_init_and_add+0x11c/0x190 [ 249.885581][ T8343] ? __pfx_kobject_init_and_add+0x10/0x10 [ 249.888085][ T8343] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.890478][ T8343] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.892884][ T8343] gfs2_sys_fs_add+0x207/0x470 [ 249.894962][ T8343] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 249.897276][ T8343] ? __pfx_alloc_workqueue+0x10/0x10 [ 249.899638][ T8343] ? read_word_at_a_time+0xe/0x20 [ 249.901663][ T8343] gfs2_fill_super+0x1352/0x2bf0 [ 249.903636][ T8343] ? __pfx_gfs2_fill_super+0x10/0x10 [ 249.905957][ T8343] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.908338][ T8343] ? set_blocksize+0x2b1/0x350 [ 249.910558][ T8343] ? sb_set_blocksize+0xf6/0x120 [ 249.912825][ T8343] ? setup_bdev_super+0x392/0x720 [ 249.915048][ T8343] get_tree_bdev+0x36f/0x610 [ 249.917190][ T8343] ? __pfx_gfs2_fill_super+0x10/0x10 [ 249.919446][ T8343] ? __pfx_get_tree_bdev+0x10/0x10 [ 249.921734][ T8343] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 249.924310][ T8343] ? cap_capable+0x1cf/0x240 [ 249.926375][ T8343] gfs2_get_tree+0x4e/0x280 [ 249.928466][ T8343] vfs_get_tree+0x8f/0x380 [ 249.930476][ T8343] path_mount+0x14e6/0x1f20 [ 249.932499][ T8343] ? kmem_cache_free+0x12e/0x380 [ 249.934750][ T8343] ? __pfx_path_mount+0x10/0x10 [ 249.936933][ T8343] ? putname+0x12e/0x170 [ 249.938481][ T8343] __x64_sys_mount+0x297/0x320 [ 249.940596][ T8343] ? __pfx___x64_sys_mount+0x10/0x10 [ 249.942926][ T8343] do_syscall_64+0xcf/0x260 [ 249.944993][ T8343] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.947639][ T8343] RIP: 0033:0x7fbb4807f5aa [ 249.949426][ T8343] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 249.957863][ T8343] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 249.961542][ T8343] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 249.965069][ T8343] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 249.968338][ T8343] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 249.970992][ T8343] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 249.974235][ T8343] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 249.977668][ T8343] </TASK> [ 249.981301][ T8339] CPU: 3 PID: 8339 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 249.981722][ T8343] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 249.985676][ T8339] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 249.985691][ T8339] Call Trace: [ 249.985699][ T8339] <TASK> [ 249.985706][ T8339] dump_stack_lvl+0x16c/0x1f0 [ 249.985730][ T8339] sysfs_warn_dup+0x7f/0xa0 [ 249.985746][ T8339] sysfs_create_dir_ns+0x24d/0x2b0 [ 249.985761][ T8339] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 249.985775][ T8339] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.992318][ T8343] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 249.995028][ T8339] ? do_raw_spin_unlock+0x172/0x230 [ 249.995045][ T8339] kobject_add_internal+0x2c8/0x990 [ 249.995062][ T8339] kobject_init_and_add+0x11c/0x190 [ 249.995072][ T8339] ? __pfx_kobject_init_and_add+0x10/0x10 [ 249.995082][ T8339] ? lockdep_init_map_type+0x16d/0x7d0 [ 249.995096][ T8339] ? lockdep_init_map_type+0x16d/0x7d0 [ 250.024909][ T8339] gfs2_sys_fs_add+0x207/0x470 [ 250.026905][ T8339] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 250.029127][ T8339] ? __pfx_alloc_workqueue+0x10/0x10 [ 250.031366][ T8339] ? read_word_at_a_time+0xe/0x20 [ 250.033486][ T8339] gfs2_fill_super+0x1352/0x2bf0 [ 250.035566][ T8339] ? __pfx_gfs2_fill_super+0x10/0x10 [ 250.037908][ T8339] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 250.041045][ T8339] ? set_blocksize+0x2b1/0x350 [ 250.043276][ T8339] ? sb_set_blocksize+0xf6/0x120 [ 250.045358][ T8339] ? setup_bdev_super+0x392/0x720 [ 250.047465][ T8339] get_tree_bdev+0x36f/0x610 [ 250.049415][ T8339] ? __pfx_gfs2_fill_super+0x10/0x10 [ 250.051621][ T8339] ? __pfx_get_tree_bdev+0x10/0x10 [ 250.053781][ T8339] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 250.056129][ T8339] ? cap_capable+0x1cf/0x240 [ 250.058097][ T8339] gfs2_get_tree+0x4e/0x280 [ 250.060010][ T8339] vfs_get_tree+0x8f/0x380 [ 250.061897][ T8339] path_mount+0x14e6/0x1f20 [ 250.063805][ T8339] ? kmem_cache_free+0x12e/0x380 [ 250.065894][ T8339] ? __pfx_path_mount+0x10/0x10 [ 250.067943][ T8339] ? putname+0x12e/0x170 [ 250.069734][ T8339] __x64_sys_mount+0x297/0x320 [ 250.071367][ T8339] ? __pfx___x64_sys_mount+0x10/0x10 [ 250.073582][ T8339] do_syscall_64+0xcf/0x260 [ 250.075125][ T8339] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.077616][ T8339] RIP: 0033:0x7fb72827f5aa [ 250.079480][ T8339] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 250.085917][ T8339] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 250.088713][ T8339] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 250.091387][ T8339] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 250.094069][ T8339] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 250.096713][ T8339] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 250.099368][ T8339] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 250.102055][ T8339] </TASK> [ 250.103919][ T8339] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 250.104511][ T8337] CPU: 1 PID: 8337 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 250.108516][ T8339] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 250.112010][ T8337] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 250.112022][ T8337] Call Trace: [ 250.112028][ T8337] <TASK> [ 250.112033][ T8337] dump_stack_lvl+0x16c/0x1f0 [ 250.112051][ T8337] gfs2_withdraw+0xab8/0x1290 [ 250.112068][ T8337] ? __pfx_gfs2_withdraw+0x10/0x10 [ 250.125010][ T8337] gfs2_dirent_scan+0x2fc/0x3c0 [ 250.126874][ T8337] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 250.128776][ T8337] gfs2_dir_read+0x36a/0x14d0 [ 250.130391][ T8337] ? inode_go_held+0x151/0x210 [ 250.132020][ T8337] ? __pfx_inode_go_held+0x10/0x10 [ 250.133779][ T8337] ? gfs2_instantiate+0x1eb/0x250 [ 250.135493][ T8337] ? gfs2_glock_wait+0x1e0/0x330 [ 250.137232][ T8337] ? __pfx_gfs2_dir_read+0x10/0x10 [ 250.138958][ T8337] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 250.140623][ T8337] ? do_raw_spin_unlock+0x172/0x230 [ 250.142380][ T8337] gfs2_readdir+0x13d/0x1d0 [ 250.143925][ T8337] ? __pfx_gfs2_readdir+0x10/0x10 [ 250.145654][ T8337] ? iterate_dir+0x292/0x9e0 [ 250.147280][ T8337] ? selinux_file_permission+0x125/0x590 [ 250.149193][ T8337] iterate_dir+0x292/0x9e0 [ 250.150731][ T8337] __x64_sys_getdents64+0x14f/0x2e0 [ 250.152502][ T8337] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 250.154427][ T8337] ? __pfx_filldir64+0x10/0x10 [ 250.156157][ T8337] do_syscall_64+0xcf/0x260 [ 250.157760][ T8337] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.159763][ T8337] RIP: 0033:0x7f0085c7dea9 [ 250.161284][ T8337] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 250.167825][ T8337] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 250.170646][ T8337] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 250.173324][ T8337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 250.175973][ T8337] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 250.178749][ T8337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 250.181496][ T8337] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 250.184172][ T8337] </TASK> [ 250.550877][ T8350] loop2: detected capacity change from 0 to 32768 [ 250.582807][ T8350] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 250.586369][ T8350] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 250.592964][ T8350] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 250.596369][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 250.598677][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 250.608745][ T8354] loop0: detected capacity change from 0 to 32768 [ 250.626579][ T8354] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 250.629092][ T8354] CPU: 3 PID: 8354 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 250.632554][ T8354] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 250.635260][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 250.635901][ T8354] Call Trace: [ 250.635909][ T8354] <TASK> [ 250.639210][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 250.640153][ T8354] dump_stack_lvl+0x16c/0x1f0 [ 250.640177][ T8354] sysfs_warn_dup+0x7f/0xa0 [ 250.640193][ T8354] sysfs_create_dir_ns+0x24d/0x2b0 [ 250.640208][ T8354] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 250.643977][ T8350] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 250.645005][ T8354] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 250.645023][ T8354] ? do_raw_spin_unlock+0x172/0x230 [ 250.645033][ T8354] kobject_add_internal+0x2c8/0x990 [ 250.652967][ T8352] loop1: detected capacity change from 0 to 32768 [ 250.653027][ T8354] kobject_init_and_add+0x11c/0x190 [ 250.658921][ T8350] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 250.659122][ T8354] ? __pfx_kobject_init_and_add+0x10/0x10 [ 250.663110][ T8350] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 250.663110][ T8350] inode = 12 2341 [ 250.663110][ T8350] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 250.663400][ T8354] ? lockdep_init_map_type+0x16d/0x7d0 [ 250.666257][ T8350] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 250.668160][ T8354] ? lockdep_init_map_type+0x16d/0x7d0 [ 250.676140][ T8350] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8350 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 250.676221][ T8354] gfs2_sys_fs_add+0x207/0x470 [ 250.679351][ T8350] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 250.681262][ T8354] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 250.681283][ T8354] ? __pfx_alloc_workqueue+0x10/0x10 [ 250.681298][ T8354] ? read_word_at_a_time+0xe/0x20 [ 250.681309][ T8354] gfs2_fill_super+0x1352/0x2bf0 [ 250.685493][ T8350] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 250.687017][ T8354] ? __pfx_gfs2_fill_super+0x10/0x10 [ 250.687032][ T8354] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 250.687043][ T8354] ? set_blocksize+0x2b1/0x350 [ 250.687055][ T8354] ? sb_set_blocksize+0xf6/0x120 [ 250.687067][ T8354] ? setup_bdev_super+0x392/0x720 [ 250.692395][ T8350] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 250.692629][ T8354] get_tree_bdev+0x36f/0x610 [ 250.694539][ T8350] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 250.696546][ T8354] ? __pfx_gfs2_fill_super+0x10/0x10 [ 250.696569][ T8354] ? __pfx_get_tree_bdev+0x10/0x10 [ 250.696583][ T8354] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 250.698583][ T8350] gfs2: fsid=syz:syz.0: File system withdrawn [ 250.701273][ T8354] ? cap_capable+0x1cf/0x240 [ 250.701307][ T8354] gfs2_get_tree+0x4e/0x280 [ 250.701332][ T8354] vfs_get_tree+0x8f/0x380 [ 250.705290][ T8356] loop3: detected capacity change from 0 to 32768 [ 250.706648][ T8354] path_mount+0x14e6/0x1f20 [ 250.731425][ T8352] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 250.732182][ T8354] ? kmem_cache_free+0x12e/0x380 [ 250.738648][ T8354] ? __pfx_path_mount+0x10/0x10 [ 250.740333][ T8354] ? putname+0x12e/0x170 [ 250.741773][ T8354] __x64_sys_mount+0x297/0x320 [ 250.743406][ T8354] ? __pfx___x64_sys_mount+0x10/0x10 [ 250.745207][ T8354] do_syscall_64+0xcf/0x260 [ 250.746754][ T8354] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.748776][ T8354] RIP: 0033:0x7f0085c7f5aa [ 250.750307][ T8354] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 250.757984][ T8354] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 250.760786][ T8354] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 250.763424][ T8354] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 250.766075][ T8354] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 250.768730][ T8354] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 250.771502][ T8354] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 250.774796][ T8354] </TASK> [ 250.776116][ T8352] CPU: 1 PID: 8352 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 250.778698][ T8356] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 250.780138][ T8352] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 250.780152][ T8352] Call Trace: [ 250.780160][ T8352] <TASK> [ 250.780167][ T8352] dump_stack_lvl+0x16c/0x1f0 [ 250.780197][ T8352] sysfs_warn_dup+0x7f/0xa0 [ 250.784046][ T8354] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 250.786312][ T8352] sysfs_create_dir_ns+0x24d/0x2b0 [ 250.787480][ T8354] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 250.788525][ T8352] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 250.802367][ T8352] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 250.804635][ T8352] ? do_raw_spin_unlock+0x172/0x230 [ 250.806792][ T8352] kobject_add_internal+0x2c8/0x990 [ 250.809128][ T8352] kobject_init_and_add+0x11c/0x190 [ 250.811459][ T8352] ? __pfx_kobject_init_and_add+0x10/0x10 [ 250.813996][ T8352] ? lockdep_init_map_type+0x16d/0x7d0 [ 250.816445][ T8352] ? lockdep_init_map_type+0x16d/0x7d0 [ 250.818866][ T8352] gfs2_sys_fs_add+0x207/0x470 [ 250.821022][ T8352] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 250.823405][ T8352] ? __pfx_alloc_workqueue+0x10/0x10 [ 250.825796][ T8352] ? read_word_at_a_time+0xe/0x20 [ 250.827748][ T8352] gfs2_fill_super+0x1352/0x2bf0 [ 250.829456][ T8352] ? __pfx_gfs2_fill_super+0x10/0x10 [ 250.831258][ T8352] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 250.833102][ T8352] ? set_blocksize+0x2b1/0x350 [ 250.834789][ T8352] ? sb_set_blocksize+0xf6/0x120 [ 250.836561][ T8352] ? setup_bdev_super+0x392/0x720 [ 250.838285][ T8352] get_tree_bdev+0x36f/0x610 [ 250.839877][ T8352] ? __pfx_gfs2_fill_super+0x10/0x10 [ 250.841695][ T8352] ? __pfx_get_tree_bdev+0x10/0x10 [ 250.843452][ T8352] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 250.845409][ T8352] ? cap_capable+0x1cf/0x240 [ 250.846996][ T8352] gfs2_get_tree+0x4e/0x280 [ 250.848935][ T8352] vfs_get_tree+0x8f/0x380 [ 250.850625][ T8352] path_mount+0x14e6/0x1f20 [ 250.852365][ T8352] ? kmem_cache_free+0x12e/0x380 [ 250.854399][ T8352] ? __pfx_path_mount+0x10/0x10 [ 250.856620][ T8352] ? putname+0x12e/0x170 [ 250.858308][ T8352] __x64_sys_mount+0x297/0x320 [ 250.860349][ T8352] ? __pfx___x64_sys_mount+0x10/0x10 [ 250.862682][ T8352] do_syscall_64+0xcf/0x260 [ 250.864742][ T8352] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.867351][ T8352] RIP: 0033:0x7fbb4807f5aa [ 250.869296][ T8352] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 250.877762][ T8352] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 250.881448][ T8352] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 250.884349][ T8352] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 250.887041][ T8352] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 250.889869][ T8352] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 250.892587][ T8352] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 250.895169][ T8352] </TASK> [ 250.896293][ T8350] CPU: 0 PID: 8350 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 250.899689][ T8350] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 250.901979][ T8352] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 250.903010][ T8350] Call Trace: [ 250.903019][ T8350] <TASK> [ 250.903023][ T8350] dump_stack_lvl+0x16c/0x1f0 [ 250.903041][ T8350] gfs2_withdraw+0xab8/0x1290 [ 250.903058][ T8350] ? __pfx_gfs2_withdraw+0x10/0x10 [ 250.907870][ T8352] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 250.908898][ T8350] gfs2_dirent_scan+0x2fc/0x3c0 [ 250.908922][ T8350] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 250.908937][ T8350] gfs2_dir_read+0x36a/0x14d0 [ 250.908946][ T8350] ? inode_go_held+0x151/0x210 [ 250.923691][ T8350] ? __pfx_inode_go_held+0x10/0x10 [ 250.925423][ T8350] ? gfs2_instantiate+0x1eb/0x250 [ 250.927118][ T8350] ? gfs2_glock_wait+0x1e0/0x330 [ 250.928790][ T8350] ? __pfx_gfs2_dir_read+0x10/0x10 [ 250.930548][ T8350] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 250.932229][ T8350] ? do_raw_spin_unlock+0x172/0x230 [ 250.933981][ T8350] gfs2_readdir+0x13d/0x1d0 [ 250.935523][ T8350] ? __pfx_gfs2_readdir+0x10/0x10 [ 250.937217][ T8350] ? iterate_dir+0x292/0x9e0 [ 250.938762][ T8350] ? selinux_file_permission+0x125/0x590 [ 250.940661][ T8350] iterate_dir+0x292/0x9e0 [ 250.942156][ T8350] __x64_sys_getdents64+0x14f/0x2e0 [ 250.943856][ T8350] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 250.945717][ T8350] ? __pfx_filldir64+0x10/0x10 [ 250.947260][ T8350] do_syscall_64+0xcf/0x260 [ 250.948745][ T8350] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 250.950639][ T8350] RIP: 0033:0x7f9efaa7dea9 [ 250.952115][ T8350] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 250.958270][ T8350] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 250.961065][ T8350] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 250.963685][ T8350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 250.966293][ T8350] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 250.968854][ T8350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 250.971511][ T8350] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 250.974138][ T8350] </TASK> [ 250.975181][ T8356] CPU: 2 PID: 8356 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 250.978705][ T8356] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 250.982735][ T8356] Call Trace: [ 250.984176][ T8356] <TASK> [ 250.985428][ T8356] dump_stack_lvl+0x16c/0x1f0 [ 250.987399][ T8356] sysfs_warn_dup+0x7f/0xa0 [ 250.989385][ T8356] sysfs_create_dir_ns+0x24d/0x2b0 [ 250.991338][ T8356] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 250.993249][ T8356] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 250.995046][ T8356] ? do_raw_spin_unlock+0x172/0x230 [ 250.996791][ T8356] kobject_add_internal+0x2c8/0x990 [ 250.998539][ T8356] kobject_init_and_add+0x11c/0x190 [ 251.000328][ T8356] ? __pfx_kobject_init_and_add+0x10/0x10 [ 251.002222][ T8356] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.004047][ T8356] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.005886][ T8356] gfs2_sys_fs_add+0x207/0x470 [ 251.007497][ T8356] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 251.009311][ T8356] ? __pfx_alloc_workqueue+0x10/0x10 [ 251.011188][ T8356] ? read_word_at_a_time+0xe/0x20 [ 251.012881][ T8356] gfs2_fill_super+0x1352/0x2bf0 [ 251.014543][ T8356] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.016306][ T8356] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.018091][ T8356] ? set_blocksize+0x2b1/0x350 [ 251.019696][ T8356] ? sb_set_blocksize+0xf6/0x120 [ 251.021338][ T8356] ? setup_bdev_super+0x392/0x720 [ 251.023006][ T8356] get_tree_bdev+0x36f/0x610 [ 251.024564][ T8356] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.026330][ T8356] ? __pfx_get_tree_bdev+0x10/0x10 [ 251.028035][ T8356] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 251.029908][ T8356] ? cap_capable+0x1cf/0x240 [ 251.031469][ T8356] gfs2_get_tree+0x4e/0x280 [ 251.033203][ T8356] vfs_get_tree+0x8f/0x380 [ 251.034758][ T8356] path_mount+0x14e6/0x1f20 [ 251.036356][ T8356] ? kmem_cache_free+0x12e/0x380 [ 251.038071][ T8356] ? __pfx_path_mount+0x10/0x10 [ 251.039878][ T8356] ? putname+0x12e/0x170 [ 251.041763][ T8356] __x64_sys_mount+0x297/0x320 [ 251.043880][ T8356] ? __pfx___x64_sys_mount+0x10/0x10 [ 251.046200][ T8356] do_syscall_64+0xcf/0x260 [ 251.048206][ T8356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 251.050903][ T8356] RIP: 0033:0x7fb72827f5aa [ 251.053009][ T8356] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 251.061445][ T8356] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 251.065049][ T8356] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 251.068465][ T8356] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 251.071512][ T8356] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 251.074147][ T8356] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 251.076844][ T8356] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 251.079564][ T8356] </TASK> [ 251.081638][ T8356] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 251.086578][ T8356] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 251.392320][ T8365] loop1: detected capacity change from 0 to 32768 [ 251.401587][ T8363] loop0: detected capacity change from 0 to 32768 [ 251.411077][ T8365] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 251.414884][ T8365] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 251.420567][ T8363] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 251.423918][ T8363] CPU: 0 PID: 8363 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 251.427405][ T8363] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 251.430248][ T8365] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 251.430862][ T8363] Call Trace: [ 251.434665][ T8363] <TASK> [ 251.435694][ T8363] dump_stack_lvl+0x16c/0x1f0 [ 251.435788][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 251.437358][ T8363] sysfs_warn_dup+0x7f/0xa0 [ 251.437378][ T8363] sysfs_create_dir_ns+0x24d/0x2b0 [ 251.437394][ T8363] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 251.439815][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 251.441212][ T8363] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.441227][ T8363] ? do_raw_spin_unlock+0x172/0x230 [ 251.441237][ T8363] kobject_add_internal+0x2c8/0x990 [ 251.441254][ T8363] kobject_init_and_add+0x11c/0x190 [ 251.454420][ T8363] ? __pfx_kobject_init_and_add+0x10/0x10 [ 251.456416][ T8363] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.458234][ T8363] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.460131][ T8363] gfs2_sys_fs_add+0x207/0x470 [ 251.461764][ T8363] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 251.463601][ T8363] ? __pfx_alloc_workqueue+0x10/0x10 [ 251.465439][ T8363] ? read_word_at_a_time+0xe/0x20 [ 251.467115][ T8363] gfs2_fill_super+0x1352/0x2bf0 [ 251.468809][ T8363] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.470592][ T8363] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.472376][ T8363] ? set_blocksize+0x2b1/0x350 [ 251.473913][ T8363] ? sb_set_blocksize+0xf6/0x120 [ 251.475559][ T8363] ? setup_bdev_super+0x392/0x720 [ 251.475863][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 251.477170][ T8363] get_tree_bdev+0x36f/0x610 [ 251.477188][ T8363] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.477198][ T8363] ? __pfx_get_tree_bdev+0x10/0x10 [ 251.477212][ T8363] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 251.477224][ T8363] ? cap_capable+0x1cf/0x240 [ 251.482136][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 251.483808][ T8363] gfs2_get_tree+0x4e/0x280 [ 251.483831][ T8363] vfs_get_tree+0x8f/0x380 [ 251.483847][ T8363] path_mount+0x14e6/0x1f20 [ 251.485711][ T8365] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 251.487476][ T8363] ? kmem_cache_free+0x12e/0x380 [ 251.487491][ T8363] ? __pfx_path_mount+0x10/0x10 [ 251.487505][ T8363] ? putname+0x12e/0x170 [ 251.487515][ T8363] __x64_sys_mount+0x297/0x320 [ 251.494778][ T8365] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 251.495372][ T8363] ? __pfx___x64_sys_mount+0x10/0x10 [ 251.498598][ T8365] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 251.498598][ T8365] inode = 12 2341 [ 251.498598][ T8365] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 251.498896][ T8367] loop3: detected capacity change from 0 to 32768 [ 251.500187][ T8363] do_syscall_64+0xcf/0x260 [ 251.500202][ T8363] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 251.500220][ T8363] RIP: 0033:0x7f0085c7f5aa [ 251.500229][ T8363] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 251.500240][ T8363] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 251.500252][ T8363] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 251.500259][ T8363] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 251.500266][ T8363] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 251.500273][ T8363] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 251.500280][ T8363] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 251.502196][ T8365] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 251.503508][ T8363] </TASK> [ 251.505173][ T8363] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 251.519064][ T8369] loop2: detected capacity change from 0 to 32768 [ 251.519888][ T8363] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 251.520224][ T8365] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8365 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 251.520268][ T8365] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 251.520292][ T8365] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 251.520303][ T8365] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 251.520314][ T8365] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 251.520552][ T8365] gfs2: fsid=syz:syz.0: File system withdrawn [ 251.520563][ T8365] CPU: 1 PID: 8365 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 251.520584][ T8365] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 251.520595][ T8365] Call Trace: [ 251.520603][ T8365] <TASK> [ 251.520610][ T8365] dump_stack_lvl+0x16c/0x1f0 [ 251.520638][ T8365] gfs2_withdraw+0xab8/0x1290 [ 251.520666][ T8365] ? __pfx_gfs2_withdraw+0x10/0x10 [ 251.520695][ T8365] gfs2_dirent_scan+0x2fc/0x3c0 [ 251.520723][ T8365] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 251.520751][ T8365] gfs2_dir_read+0x36a/0x14d0 [ 251.520769][ T8365] ? inode_go_held+0x151/0x210 [ 251.520793][ T8365] ? __pfx_inode_go_held+0x10/0x10 [ 251.520818][ T8365] ? gfs2_instantiate+0x1eb/0x250 [ 251.520838][ T8365] ? gfs2_glock_wait+0x1e0/0x330 [ 251.520859][ T8365] ? __pfx_gfs2_dir_read+0x10/0x10 [ 251.520877][ T8365] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 251.520901][ T8365] ? do_raw_spin_unlock+0x172/0x230 [ 251.520922][ T8365] gfs2_readdir+0x13d/0x1d0 [ 251.520948][ T8365] ? __pfx_gfs2_readdir+0x10/0x10 [ 251.520973][ T8365] ? iterate_dir+0x292/0x9e0 [ 251.520995][ T8365] ? selinux_file_permission+0x125/0x590 [ 251.521019][ T8365] iterate_dir+0x292/0x9e0 [ 251.521043][ T8365] __x64_sys_getdents64+0x14f/0x2e0 [ 251.521067][ T8365] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 251.521092][ T8365] ? __pfx_filldir64+0x10/0x10 [ 251.521117][ T8365] do_syscall_64+0xcf/0x260 [ 251.521135][ T8365] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 251.521166][ T8365] RIP: 0033:0x7fbb4807dea9 [ 251.522186][ T8367] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 251.532865][ T8369] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 251.533897][ T8365] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 251.655855][ T8365] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 251.658670][ T8365] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 251.661354][ T8365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 251.664035][ T8365] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 251.666717][ T8365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 251.669399][ T8365] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 251.672094][ T8365] </TASK> [ 251.673177][ T8367] CPU: 2 PID: 8367 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 251.676657][ T8367] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 251.680132][ T8367] Call Trace: [ 251.681262][ T8367] <TASK> [ 251.682278][ T8367] dump_stack_lvl+0x16c/0x1f0 [ 251.683889][ T8367] sysfs_warn_dup+0x7f/0xa0 [ 251.685614][ T8367] sysfs_create_dir_ns+0x24d/0x2b0 [ 251.687339][ T8367] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 251.689283][ T8367] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.691104][ T8367] ? do_raw_spin_unlock+0x172/0x230 [ 251.692917][ T8367] kobject_add_internal+0x2c8/0x990 [ 251.694776][ T8367] kobject_init_and_add+0x11c/0x190 [ 251.696607][ T8367] ? __pfx_kobject_init_and_add+0x10/0x10 [ 251.698513][ T8367] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.700347][ T8367] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.702267][ T8367] gfs2_sys_fs_add+0x207/0x470 [ 251.703863][ T8367] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 251.705642][ T8367] ? __pfx_alloc_workqueue+0x10/0x10 [ 251.707374][ T8367] ? read_word_at_a_time+0xe/0x20 [ 251.709081][ T8367] gfs2_fill_super+0x1352/0x2bf0 [ 251.710736][ T8367] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.712507][ T8367] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.714338][ T8367] ? set_blocksize+0x2b1/0x350 [ 251.715932][ T8367] ? sb_set_blocksize+0xf6/0x120 [ 251.717620][ T8367] ? setup_bdev_super+0x392/0x720 [ 251.719325][ T8367] get_tree_bdev+0x36f/0x610 [ 251.720880][ T8367] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.722625][ T8367] ? __pfx_get_tree_bdev+0x10/0x10 [ 251.724380][ T8367] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 251.726244][ T8367] ? cap_capable+0x1cf/0x240 [ 251.727807][ T8367] gfs2_get_tree+0x4e/0x280 [ 251.729334][ T8367] vfs_get_tree+0x8f/0x380 [ 251.730867][ T8367] path_mount+0x14e6/0x1f20 [ 251.732412][ T8367] ? kmem_cache_free+0x12e/0x380 [ 251.734117][ T8367] ? __pfx_path_mount+0x10/0x10 [ 251.735822][ T8367] ? putname+0x12e/0x170 [ 251.737271][ T8367] __x64_sys_mount+0x297/0x320 [ 251.738886][ T8367] ? __pfx___x64_sys_mount+0x10/0x10 [ 251.740678][ T8367] do_syscall_64+0xcf/0x260 [ 251.742211][ T8367] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 251.744242][ T8367] RIP: 0033:0x7fb72827f5aa [ 251.745753][ T8367] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 251.752192][ T8367] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 251.754978][ T8367] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 251.757634][ T8367] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 251.760292][ T8367] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 251.762940][ T8367] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 251.765719][ T8367] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 251.768369][ T8367] </TASK> [ 251.769431][ T8369] CPU: 0 PID: 8369 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 251.771504][ T8367] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 251.772905][ T8369] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 251.772915][ T8369] Call Trace: [ 251.772920][ T8369] <TASK> [ 251.772925][ T8369] dump_stack_lvl+0x16c/0x1f0 [ 251.772944][ T8369] sysfs_warn_dup+0x7f/0xa0 [ 251.777671][ T8367] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 251.780933][ T8369] sysfs_create_dir_ns+0x24d/0x2b0 [ 251.780954][ T8369] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 251.780969][ T8369] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.780981][ T8369] ? do_raw_spin_unlock+0x172/0x230 [ 251.780991][ T8369] kobject_add_internal+0x2c8/0x990 [ 251.781007][ T8369] kobject_init_and_add+0x11c/0x190 [ 251.799669][ T8369] ? __pfx_kobject_init_and_add+0x10/0x10 [ 251.801545][ T8369] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.803331][ T8369] ? lockdep_init_map_type+0x16d/0x7d0 [ 251.805140][ T8369] gfs2_sys_fs_add+0x207/0x470 [ 251.806730][ T8369] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 251.808490][ T8369] ? __pfx_alloc_workqueue+0x10/0x10 [ 251.810257][ T8369] ? read_word_at_a_time+0xe/0x20 [ 251.811904][ T8369] gfs2_fill_super+0x1352/0x2bf0 [ 251.813543][ T8369] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.815402][ T8369] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 251.817223][ T8369] ? set_blocksize+0x2b1/0x350 [ 251.818880][ T8369] ? sb_set_blocksize+0xf6/0x120 [ 251.820580][ T8369] ? setup_bdev_super+0x392/0x720 [ 251.822298][ T8369] get_tree_bdev+0x36f/0x610 [ 251.823871][ T8369] ? __pfx_gfs2_fill_super+0x10/0x10 [ 251.825862][ T8369] ? __pfx_get_tree_bdev+0x10/0x10 [ 251.828160][ T8369] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 251.830047][ T8369] ? cap_capable+0x1cf/0x240 [ 251.831633][ T8369] gfs2_get_tree+0x4e/0x280 [ 251.833225][ T8369] vfs_get_tree+0x8f/0x380 [ 251.834759][ T8369] path_mount+0x14e6/0x1f20 [ 251.836321][ T8369] ? kmem_cache_free+0x12e/0x380 [ 251.837976][ T8369] ? __pfx_path_mount+0x10/0x10 [ 251.839619][ T8369] ? putname+0x12e/0x170 [ 251.841065][ T8369] __x64_sys_mount+0x297/0x320 [ 251.842689][ T8369] ? __pfx___x64_sys_mount+0x10/0x10 [ 251.844484][ T8369] do_syscall_64+0xcf/0x260 [ 251.846303][ T8369] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 251.848699][ T8369] RIP: 0033:0x7f9efaa7f5aa [ 251.850188][ T8369] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 251.856500][ T8369] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 251.859210][ T8369] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 251.861809][ T8369] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 251.864394][ T8369] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 251.867280][ T8369] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 251.870003][ T8369] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 251.872647][ T8369] </TASK> [ 251.874806][ T8369] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 251.880764][ T8369] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 252.174628][ T8376] loop0: detected capacity change from 0 to 32768 [ 252.184588][ T8376] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 252.187351][ T8376] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 252.194109][ T8376] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 252.197424][ T29] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 252.199882][ T29] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 252.230038][ T29] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 252.232909][ T29] gfs2: fsid=syz:syz.0: jid=0: Done [ 252.234785][ T8376] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 252.250189][ T8378] loop1: detected capacity change from 0 to 32768 [ 252.250945][ T8376] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 252.256477][ T8376] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 252.256477][ T8376] inode = 12 2341 [ 252.256477][ T8376] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 252.265501][ T8378] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 252.266231][ T8376] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 252.271324][ T8378] CPU: 0 PID: 8378 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 252.272771][ T8376] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8376 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 252.276893][ T8378] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 252.276909][ T8378] Call Trace: [ 252.276918][ T8378] <TASK> [ 252.276925][ T8378] dump_stack_lvl+0x16c/0x1f0 [ 252.280227][ T8376] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 252.284360][ T8378] sysfs_warn_dup+0x7f/0xa0 [ 252.285497][ T8376] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 252.286497][ T8378] sysfs_create_dir_ns+0x24d/0x2b0 [ 252.288129][ T8376] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 252.290879][ T8378] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 252.290912][ T8378] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.290932][ T8378] ? do_raw_spin_unlock+0x172/0x230 [ 252.290951][ T8378] kobject_add_internal+0x2c8/0x990 [ 252.292530][ T8376] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 252.292650][ T8376] gfs2: fsid=syz:syz.0: File system withdrawn [ 252.295538][ T8378] kobject_init_and_add+0x11c/0x190 [ 252.308865][ T8381] loop3: detected capacity change from 0 to 32768 [ 252.310201][ T8378] ? __pfx_kobject_init_and_add+0x10/0x10 [ 252.310228][ T8378] ? lockdep_init_map_type+0x16d/0x7d0 [ 252.310257][ T8378] ? lockdep_init_map_type+0x16d/0x7d0 [ 252.310285][ T8378] gfs2_sys_fs_add+0x207/0x470 [ 252.326351][ T8378] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 252.328139][ T8378] ? __pfx_alloc_workqueue+0x10/0x10 [ 252.329907][ T8378] ? read_word_at_a_time+0xe/0x20 [ 252.331618][ T8378] gfs2_fill_super+0x1352/0x2bf0 [ 252.333305][ T8378] ? __pfx_gfs2_fill_super+0x10/0x10 [ 252.335106][ T8378] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.336928][ T8378] ? set_blocksize+0x2b1/0x350 [ 252.338546][ T8378] ? sb_set_blocksize+0xf6/0x120 [ 252.340226][ T8378] ? setup_bdev_super+0x392/0x720 [ 252.341893][ T8378] get_tree_bdev+0x36f/0x610 [ 252.343468][ T8378] ? __pfx_gfs2_fill_super+0x10/0x10 [ 252.345624][ T8378] ? __pfx_get_tree_bdev+0x10/0x10 [ 252.347352][ T8378] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 252.348563][ T8382] loop2: detected capacity change from 0 to 32768 [ 252.349244][ T8378] ? cap_capable+0x1cf/0x240 [ 252.353013][ T8378] gfs2_get_tree+0x4e/0x280 [ 252.354999][ T8378] vfs_get_tree+0x8f/0x380 [ 252.357024][ T8378] path_mount+0x14e6/0x1f20 [ 252.359052][ T8378] ? kmem_cache_free+0x12e/0x380 [ 252.361211][ T8378] ? __pfx_path_mount+0x10/0x10 [ 252.363303][ T8378] ? putname+0x12e/0x170 [ 252.365099][ T8378] __x64_sys_mount+0x297/0x320 [ 252.367112][ T8378] ? __pfx___x64_sys_mount+0x10/0x10 [ 252.369312][ T8378] do_syscall_64+0xcf/0x260 [ 252.371256][ T8378] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 252.373773][ T8378] RIP: 0033:0x7fbb4807f5aa [ 252.375731][ T8378] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 252.383031][ T8378] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 252.385862][ T8378] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 252.388515][ T8378] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 252.391245][ T8378] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 252.393896][ T8378] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 252.396604][ T8378] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 252.399345][ T8378] </TASK> [ 252.402098][ T8378] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 252.404838][ T8376] CPU: 1 PID: 8376 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 252.406766][ T8378] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 252.410208][ T8376] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 252.410227][ T8376] Call Trace: [ 252.410236][ T8376] <TASK> [ 252.410244][ T8376] dump_stack_lvl+0x16c/0x1f0 [ 252.410273][ T8376] gfs2_withdraw+0xab8/0x1290 [ 252.410302][ T8376] ? __pfx_gfs2_withdraw+0x10/0x10 [ 252.410330][ T8376] gfs2_dirent_scan+0x2fc/0x3c0 [ 252.410355][ T8376] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 252.410370][ T8376] gfs2_dir_read+0x36a/0x14d0 [ 252.410380][ T8376] ? inode_go_held+0x151/0x210 [ 252.425542][ T8382] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 252.425845][ T8376] ? __pfx_inode_go_held+0x10/0x10 [ 252.435078][ T8376] ? gfs2_instantiate+0x1eb/0x250 [ 252.436956][ T8376] ? gfs2_glock_wait+0x1e0/0x330 [ 252.438725][ T8376] ? __pfx_gfs2_dir_read+0x10/0x10 [ 252.440478][ T8376] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 252.442092][ T8376] ? do_raw_spin_unlock+0x172/0x230 [ 252.443858][ T8376] gfs2_readdir+0x13d/0x1d0 [ 252.445421][ T8376] ? __pfx_gfs2_readdir+0x10/0x10 [ 252.447122][ T8376] ? iterate_dir+0x292/0x9e0 [ 252.449060][ T8376] ? selinux_file_permission+0x125/0x590 [ 252.451234][ T8376] iterate_dir+0x292/0x9e0 [ 252.453085][ T8376] __x64_sys_getdents64+0x14f/0x2e0 [ 252.454866][ T8376] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 252.457162][ T8376] ? __pfx_filldir64+0x10/0x10 [ 252.459140][ T8376] do_syscall_64+0xcf/0x260 [ 252.460671][ T8376] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 252.462633][ T8376] RIP: 0033:0x7f0085c7dea9 [ 252.464141][ T8376] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 252.470750][ T8376] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 252.473574][ T8376] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 252.476224][ T8376] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 252.478837][ T8376] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 252.481478][ T8376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 252.484181][ T8376] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 252.486800][ T8376] </TASK> [ 252.487837][ T8382] CPU: 3 PID: 8382 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 252.488156][ T8381] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 252.491287][ T8382] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 252.491297][ T8382] Call Trace: [ 252.491302][ T8382] <TASK> [ 252.491307][ T8382] dump_stack_lvl+0x16c/0x1f0 [ 252.491325][ T8382] sysfs_warn_dup+0x7f/0xa0 [ 252.491341][ T8382] sysfs_create_dir_ns+0x24d/0x2b0 [ 252.491356][ T8382] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 252.491370][ T8382] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.508439][ T8382] ? do_raw_spin_unlock+0x172/0x230 [ 252.510192][ T8382] kobject_add_internal+0x2c8/0x990 [ 252.511928][ T8382] kobject_init_and_add+0x11c/0x190 [ 252.513645][ T8382] ? __pfx_kobject_init_and_add+0x10/0x10 [ 252.515536][ T8382] ? lockdep_init_map_type+0x16d/0x7d0 [ 252.517330][ T8382] ? lockdep_init_map_type+0x16d/0x7d0 [ 252.519090][ T8382] gfs2_sys_fs_add+0x207/0x470 [ 252.520711][ T8382] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 252.522471][ T8382] ? __pfx_alloc_workqueue+0x10/0x10 [ 252.524253][ T8382] ? read_word_at_a_time+0xe/0x20 [ 252.525933][ T8382] gfs2_fill_super+0x1352/0x2bf0 [ 252.527600][ T8382] ? __pfx_gfs2_fill_super+0x10/0x10 [ 252.529377][ T8382] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.531185][ T8382] ? set_blocksize+0x2b1/0x350 [ 252.532803][ T8382] ? sb_set_blocksize+0xf6/0x120 [ 252.534498][ T8382] ? setup_bdev_super+0x392/0x720 [ 252.536194][ T8382] get_tree_bdev+0x36f/0x610 [ 252.537746][ T8382] ? __pfx_gfs2_fill_super+0x10/0x10 [ 252.539519][ T8382] ? __pfx_get_tree_bdev+0x10/0x10 [ 252.541226][ T8382] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 252.543100][ T8382] ? cap_capable+0x1cf/0x240 [ 252.544658][ T8382] gfs2_get_tree+0x4e/0x280 [ 252.546156][ T8382] vfs_get_tree+0x8f/0x380 [ 252.547647][ T8382] path_mount+0x14e6/0x1f20 [ 252.549184][ T8382] ? kmem_cache_free+0x12e/0x380 [ 252.550846][ T8382] ? __pfx_path_mount+0x10/0x10 [ 252.552485][ T8382] ? putname+0x12e/0x170 [ 252.553903][ T8382] __x64_sys_mount+0x297/0x320 [ 252.555524][ T8382] ? __pfx___x64_sys_mount+0x10/0x10 [ 252.557290][ T8382] do_syscall_64+0xcf/0x260 [ 252.558793][ T8382] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 252.560718][ T8382] RIP: 0033:0x7f9efaa7f5aa [ 252.562180][ T8382] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 252.568573][ T8382] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 252.571359][ T8382] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 252.574032][ T8382] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 252.576855][ T8382] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 252.579531][ T8382] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 252.582233][ T8382] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 252.585002][ T8382] </TASK> [ 252.586062][ T8381] CPU: 0 PID: 8381 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 252.586807][ T8382] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 252.589909][ T8381] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 252.589921][ T8381] Call Trace: [ 252.589926][ T8381] <TASK> [ 252.589931][ T8381] dump_stack_lvl+0x16c/0x1f0 [ 252.594606][ T8382] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 252.605590][ T8381] sysfs_warn_dup+0x7f/0xa0 [ 252.607378][ T8381] sysfs_create_dir_ns+0x24d/0x2b0 [ 252.609157][ T8381] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 252.611451][ T8381] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.613736][ T8381] ? do_raw_spin_unlock+0x172/0x230 [ 252.615610][ T8381] kobject_add_internal+0x2c8/0x990 [ 252.617438][ T8381] kobject_init_and_add+0x11c/0x190 [ 252.619221][ T8381] ? __pfx_kobject_init_and_add+0x10/0x10 [ 252.621295][ T8381] ? lockdep_init_map_type+0x16d/0x7d0 [ 252.623210][ T8381] ? lockdep_init_map_type+0x16d/0x7d0 [ 252.625350][ T8381] gfs2_sys_fs_add+0x207/0x470 [ 252.627066][ T8381] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 252.628922][ T8381] ? __pfx_alloc_workqueue+0x10/0x10 [ 252.630801][ T8381] ? read_word_at_a_time+0xe/0x20 [ 252.632553][ T8381] gfs2_fill_super+0x1352/0x2bf0 [ 252.634535][ T8381] ? __pfx_gfs2_fill_super+0x10/0x10 [ 252.636472][ T8381] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.638437][ T8381] ? set_blocksize+0x2b1/0x350 [ 252.640180][ T8381] ? sb_set_blocksize+0xf6/0x120 [ 252.641933][ T8381] ? setup_bdev_super+0x392/0x720 [ 252.643742][ T8381] get_tree_bdev+0x36f/0x610 [ 252.645468][ T8381] ? __pfx_gfs2_fill_super+0x10/0x10 [ 252.647389][ T8381] ? __pfx_get_tree_bdev+0x10/0x10 [ 252.649236][ T8381] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 252.651263][ T8381] ? cap_capable+0x1cf/0x240 [ 252.653008][ T8381] gfs2_get_tree+0x4e/0x280 [ 252.654710][ T8381] vfs_get_tree+0x8f/0x380 [ 252.656346][ T8381] path_mount+0x14e6/0x1f20 [ 252.657967][ T8381] ? kmem_cache_free+0x12e/0x380 [ 252.659819][ T8381] ? __pfx_path_mount+0x10/0x10 [ 252.661577][ T8381] ? putname+0x12e/0x170 [ 252.663090][ T8381] __x64_sys_mount+0x297/0x320 [ 252.665215][ T8381] ? __pfx___x64_sys_mount+0x10/0x10 [ 252.667556][ T8381] do_syscall_64+0xcf/0x260 [ 252.669589][ T8381] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 252.672285][ T8381] RIP: 0033:0x7fb72827f5aa [ 252.674267][ T8381] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 252.682698][ T8381] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 252.686355][ T8381] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 252.689778][ T8381] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 252.693282][ T8381] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 252.696788][ T8381] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 252.700230][ T8381] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 252.703706][ T8381] </TASK> [ 252.708478][ T8381] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 252.714184][ T8381] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 253.050698][ T8389] loop1: detected capacity change from 0 to 32768 [ 253.072247][ T8389] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 253.078113][ T8389] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 253.083688][ T8389] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 253.088164][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 253.094549][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 253.115046][ T8393] loop0: detected capacity change from 0 to 32768 [ 253.117247][ T8395] loop3: detected capacity change from 0 to 32768 [ 253.121851][ T8395] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 253.124469][ T8395] CPU: 2 PID: 8395 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 253.127905][ T8395] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 253.129280][ T8391] loop2: detected capacity change from 0 to 32768 [ 253.131233][ T8395] Call Trace: [ 253.131242][ T8395] <TASK> [ 253.131247][ T8395] dump_stack_lvl+0x16c/0x1f0 [ 253.131266][ T8395] sysfs_warn_dup+0x7f/0xa0 [ 253.131282][ T8395] sysfs_create_dir_ns+0x24d/0x2b0 [ 253.131297][ T8395] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 253.131311][ T8395] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 253.131323][ T8395] ? do_raw_spin_unlock+0x172/0x230 [ 253.141905][ T8391] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 253.142879][ T8395] kobject_add_internal+0x2c8/0x990 [ 253.142900][ T8395] kobject_init_and_add+0x11c/0x190 [ 253.142910][ T8395] ? __pfx_kobject_init_and_add+0x10/0x10 [ 253.142920][ T8395] ? lockdep_init_map_type+0x16d/0x7d0 [ 253.148943][ T8393] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 253.150647][ T8395] ? lockdep_init_map_type+0x16d/0x7d0 [ 253.150667][ T8395] gfs2_sys_fs_add+0x207/0x470 [ 253.150681][ T8395] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 253.150695][ T8395] ? __pfx_alloc_workqueue+0x10/0x10 [ 253.159749][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 65ms [ 253.160576][ T8395] ? read_word_at_a_time+0xe/0x20 [ 253.160593][ T8395] gfs2_fill_super+0x1352/0x2bf0 [ 253.160605][ T8395] ? __pfx_gfs2_fill_super+0x10/0x10 [ 253.162463][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 253.164105][ T8395] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 253.164119][ T8395] ? set_blocksize+0x2b1/0x350 [ 253.164132][ T8395] ? sb_set_blocksize+0xf6/0x120 [ 253.165959][ T8389] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 253.168376][ T8395] ? setup_bdev_super+0x392/0x720 [ 253.168398][ T8395] get_tree_bdev+0x36f/0x610 [ 253.168413][ T8395] ? __pfx_gfs2_fill_super+0x10/0x10 [ 253.189056][ T8395] ? __pfx_get_tree_bdev+0x10/0x10 [ 253.191270][ T8395] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 253.193515][ T8395] ? cap_capable+0x1cf/0x240 [ 253.195484][ T8395] gfs2_get_tree+0x4e/0x280 [ 253.197312][ T8395] vfs_get_tree+0x8f/0x380 [ 253.198827][ T8395] path_mount+0x14e6/0x1f20 [ 253.200342][ T8395] ? kmem_cache_free+0x12e/0x380 [ 253.201991][ T8395] ? __pfx_path_mount+0x10/0x10 [ 253.203947][ T8395] ? putname+0x12e/0x170 [ 253.205555][ T8395] __x64_sys_mount+0x297/0x320 [ 253.207219][ T8395] ? __pfx___x64_sys_mount+0x10/0x10 [ 253.209009][ T8395] do_syscall_64+0xcf/0x260 [ 253.210556][ T8395] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 253.212554][ T8395] RIP: 0033:0x7fb72827f5aa [ 253.214051][ T8395] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 253.220420][ T8395] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 253.223102][ T8395] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 253.225677][ T8395] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 253.228286][ T8395] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 253.230917][ T8395] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 253.233562][ T8395] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 253.236223][ T8395] </TASK> [ 253.237055][ T8389] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 253.237299][ T8391] CPU: 3 PID: 8391 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 253.237578][ T8395] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 253.237588][ T8395] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 253.246887][ T8389] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 253.246887][ T8389] inode = 12 2341 [ 253.246887][ T8389] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 253.249891][ T8391] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 253.249907][ T8391] Call Trace: [ 253.249915][ T8391] <TASK> [ 253.249922][ T8391] dump_stack_lvl+0x16c/0x1f0 [ 253.249950][ T8391] sysfs_warn_dup+0x7f/0xa0 [ 253.249970][ T8391] sysfs_create_dir_ns+0x24d/0x2b0 [ 253.249985][ T8391] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 253.250000][ T8391] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 253.254309][ T8389] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 253.259021][ T8391] ? do_raw_spin_unlock+0x172/0x230 [ 253.259040][ T8391] kobject_add_internal+0x2c8/0x990 [ 253.259057][ T8391] kobject_init_and_add+0x11c/0x190 [ 253.259067][ T8391] ? __pfx_kobject_init_and_add+0x10/0x10 [ 253.259078][ T8391] ? lockdep_init_map_type+0x16d/0x7d0 [ 253.259093][ T8391] ? lockdep_init_map_type+0x16d/0x7d0 [ 253.267881][ T8389] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8389 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 253.268277][ T8391] gfs2_sys_fs_add+0x207/0x470 [ 253.268309][ T8391] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 253.270464][ T8389] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 253.272345][ T8391] ? __pfx_alloc_workqueue+0x10/0x10 [ 253.272377][ T8391] ? read_word_at_a_time+0xe/0x20 [ 253.274305][ T8389] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 253.276293][ T8391] gfs2_fill_super+0x1352/0x2bf0 [ 253.276323][ T8391] ? __pfx_gfs2_fill_super+0x10/0x10 [ 253.282304][ T8389] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 253.283800][ T8391] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 253.283827][ T8391] ? set_blocksize+0x2b1/0x350 [ 253.285696][ T8389] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 253.288148][ T8391] ? sb_set_blocksize+0xf6/0x120 [ 253.288176][ T8391] ? setup_bdev_super+0x392/0x720 [ 253.292288][ T8389] gfs2: fsid=syz:syz.0: File system withdrawn [ 253.292404][ T8391] get_tree_bdev+0x36f/0x610 [ 253.330258][ T8391] ? __pfx_gfs2_fill_super+0x10/0x10 [ 253.332457][ T8391] ? __pfx_get_tree_bdev+0x10/0x10 [ 253.334590][ T8391] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 253.336858][ T8391] ? cap_capable+0x1cf/0x240 [ 253.338850][ T8391] gfs2_get_tree+0x4e/0x280 [ 253.340842][ T8391] vfs_get_tree+0x8f/0x380 [ 253.342789][ T8391] path_mount+0x14e6/0x1f20 [ 253.344847][ T8391] ? kmem_cache_free+0x12e/0x380 [ 253.346987][ T8391] ? __pfx_path_mount+0x10/0x10 [ 253.348900][ T8391] ? putname+0x12e/0x170 [ 253.350366][ T8391] __x64_sys_mount+0x297/0x320 [ 253.352458][ T8391] ? __pfx___x64_sys_mount+0x10/0x10 [ 253.354670][ T8391] do_syscall_64+0xcf/0x260 [ 253.356677][ T8391] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 253.359329][ T8391] RIP: 0033:0x7f9efaa7f5aa [ 253.361334][ T8391] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 253.369786][ T8391] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 253.373489][ T8391] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 253.376744][ T8391] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 253.380394][ T8391] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 253.383910][ T8391] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 253.387246][ T8391] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 253.390548][ T8391] </TASK> [ 253.391876][ T8389] CPU: 0 PID: 8389 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 253.395933][ T8389] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 253.400084][ T8389] Call Trace: [ 253.401508][ T8389] <TASK> [ 253.402734][ T8389] dump_stack_lvl+0x16c/0x1f0 [ 253.404703][ T8389] gfs2_withdraw+0xab8/0x1290 [ 253.406682][ T8389] ? __pfx_gfs2_withdraw+0x10/0x10 [ 253.408877][ T8389] gfs2_dirent_scan+0x2fc/0x3c0 [ 253.410903][ T8389] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 253.413181][ T8389] gfs2_dir_read+0x36a/0x14d0 [ 253.415121][ T8389] ? inode_go_held+0x151/0x210 [ 253.417071][ T8389] ? __pfx_inode_go_held+0x10/0x10 [ 253.419185][ T8389] ? gfs2_instantiate+0x1eb/0x250 [ 253.421273][ T8389] ? gfs2_glock_wait+0x1e0/0x330 [ 253.423313][ T8389] ? __pfx_gfs2_dir_read+0x10/0x10 [ 253.425410][ T8389] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 253.427407][ T8389] ? do_raw_spin_unlock+0x172/0x230 [ 253.429553][ T8389] gfs2_readdir+0x13d/0x1d0 [ 253.431449][ T8389] ? __pfx_gfs2_readdir+0x10/0x10 [ 253.433481][ T8389] ? iterate_dir+0x292/0x9e0 [ 253.435374][ T8389] ? selinux_file_permission+0x125/0x590 [ 253.437688][ T8389] iterate_dir+0x292/0x9e0 [ 253.439542][ T8389] __x64_sys_getdents64+0x14f/0x2e0 [ 253.441723][ T8389] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 253.444068][ T8389] ? __pfx_filldir64+0x10/0x10 [ 253.446170][ T8389] do_syscall_64+0xcf/0x260 [ 253.448201][ T8389] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 253.450670][ T8389] RIP: 0033:0x7fbb4807dea9 [ 253.452587][ T8389] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 253.460845][ T8389] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 253.464471][ T8389] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 253.467912][ T8389] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 253.471339][ T8389] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 253.474776][ T8389] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 253.478218][ T8389] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 253.481538][ T8389] </TASK> [ 253.482908][ T8393] CPU: 1 PID: 8393 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 253.484270][ T8391] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 253.486626][ T8393] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 253.492494][ T8391] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 253.495918][ T8393] Call Trace: [ 253.495926][ T8393] <TASK> [ 253.500886][ T8393] dump_stack_lvl+0x16c/0x1f0 [ 253.502535][ T8393] sysfs_warn_dup+0x7f/0xa0 [ 253.504200][ T8393] sysfs_create_dir_ns+0x24d/0x2b0 [ 253.506043][ T8393] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 253.508392][ T8393] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 253.510672][ T8393] ? do_raw_spin_unlock+0x172/0x230 [ 253.512896][ T8393] kobject_add_internal+0x2c8/0x990 [ 253.515109][ T8393] kobject_init_and_add+0x11c/0x190 [ 253.517277][ T8393] ? __pfx_kobject_init_and_add+0x10/0x10 [ 253.519639][ T8393] ? lockdep_init_map_type+0x16d/0x7d0 [ 253.521975][ T8393] ? lockdep_init_map_type+0x16d/0x7d0 [ 253.524296][ T8393] gfs2_sys_fs_add+0x207/0x470 [ 253.526347][ T8393] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 253.528606][ T8393] ? __pfx_alloc_workqueue+0x10/0x10 [ 253.530865][ T8393] ? read_word_at_a_time+0xe/0x20 [ 253.533047][ T8393] gfs2_fill_super+0x1352/0x2bf0 [ 253.535092][ T8393] ? __pfx_gfs2_fill_super+0x10/0x10 [ 253.537349][ T8393] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 253.539641][ T8393] ? set_blocksize+0x2b1/0x350 [ 253.541732][ T8393] ? sb_set_blocksize+0xf6/0x120 [ 253.543858][ T8393] ? setup_bdev_super+0x392/0x720 [ 253.546016][ T8393] get_tree_bdev+0x36f/0x610 [ 253.547994][ T8393] ? __pfx_gfs2_fill_super+0x10/0x10 [ 253.550266][ T8393] ? __pfx_get_tree_bdev+0x10/0x10 [ 253.552483][ T8393] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 253.554869][ T8393] ? cap_capable+0x1cf/0x240 [ 253.556866][ T8393] gfs2_get_tree+0x4e/0x280 [ 253.558768][ T8393] vfs_get_tree+0x8f/0x380 [ 253.560708][ T8393] path_mount+0x14e6/0x1f20 [ 253.562657][ T8393] ? kmem_cache_free+0x12e/0x380 [ 253.564772][ T8393] ? __pfx_path_mount+0x10/0x10 [ 253.566845][ T8393] ? putname+0x12e/0x170 [ 253.568676][ T8393] __x64_sys_mount+0x297/0x320 [ 253.570704][ T8393] ? __pfx___x64_sys_mount+0x10/0x10 [ 253.572964][ T8393] do_syscall_64+0xcf/0x260 [ 253.574892][ T8393] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 253.577410][ T8393] RIP: 0033:0x7f0085c7f5aa [ 253.579294][ T8393] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 253.587332][ T8393] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 253.590895][ T8393] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 253.594254][ T8393] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 253.597586][ T8393] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 253.600943][ T8393] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 253.604263][ T8393] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 253.607589][ T8393] </TASK> [ 253.612883][ T8393] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 253.617518][ T8393] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 253.959084][ T8402] loop2: detected capacity change from 0 to 32768 [ 253.981137][ T8402] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 253.984652][ T8402] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 253.993702][ T8404] loop3: detected capacity change from 0 to 32768 [ 253.999219][ T8402] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 254.004540][ T8404] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 254.004545][ T5072] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 254.004562][ T5072] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 254.007161][ T8404] CPU: 2 PID: 8404 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 254.015541][ T8404] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 254.018881][ T8404] Call Trace: [ 254.019989][ T8404] <TASK> [ 254.020991][ T8404] dump_stack_lvl+0x16c/0x1f0 [ 254.022550][ T8404] sysfs_warn_dup+0x7f/0xa0 [ 254.024045][ T8404] sysfs_create_dir_ns+0x24d/0x2b0 [ 254.025877][ T8404] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 254.027713][ T8404] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.029471][ T8404] ? do_raw_spin_unlock+0x172/0x230 [ 254.031238][ T8404] kobject_add_internal+0x2c8/0x990 [ 254.032970][ T8404] kobject_init_and_add+0x11c/0x190 [ 254.034715][ T8404] ? __pfx_kobject_init_and_add+0x10/0x10 [ 254.036591][ T8404] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.038387][ T8404] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.040186][ T8404] gfs2_sys_fs_add+0x207/0x470 [ 254.041789][ T8404] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 254.043561][ T8404] ? __pfx_alloc_workqueue+0x10/0x10 [ 254.045399][ T5072] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 254.045507][ T8404] ? read_word_at_a_time+0xe/0x20 [ 254.048887][ T5072] gfs2: fsid=syz:syz.0: jid=0: Done [ 254.050411][ T8404] gfs2_fill_super+0x1352/0x2bf0 [ 254.050429][ T8404] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.050440][ T8404] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.050451][ T8404] ? set_blocksize+0x2b1/0x350 [ 254.050463][ T8404] ? sb_set_blocksize+0xf6/0x120 [ 254.050475][ T8404] ? setup_bdev_super+0x392/0x720 [ 254.050489][ T8404] get_tree_bdev+0x36f/0x610 [ 254.050502][ T8404] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.050512][ T8404] ? __pfx_get_tree_bdev+0x10/0x10 [ 254.050526][ T8404] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 254.054499][ T8402] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 254.054912][ T8404] ? cap_capable+0x1cf/0x240 [ 254.068726][ T8402] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 254.069252][ T8404] gfs2_get_tree+0x4e/0x280 [ 254.071431][ T8402] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 254.071431][ T8402] inode = 12 2341 [ 254.071431][ T8402] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 254.073535][ T8404] vfs_get_tree+0x8f/0x380 [ 254.075710][ T8402] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 254.078531][ T8404] path_mount+0x14e6/0x1f20 [ 254.080427][ T8402] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8402 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 254.083674][ T8404] ? kmem_cache_free+0x12e/0x380 [ 254.085484][ T8402] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 254.089249][ T8406] loop1: detected capacity change from 0 to 32768 [ 254.092461][ T8404] ? __pfx_path_mount+0x10/0x10 [ 254.092483][ T8404] ? putname+0x12e/0x170 [ 254.092496][ T8404] __x64_sys_mount+0x297/0x320 [ 254.092510][ T8404] ? __pfx___x64_sys_mount+0x10/0x10 [ 254.094372][ T8402] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 254.098261][ T8404] do_syscall_64+0xcf/0x260 [ 254.098289][ T8404] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.098320][ T8404] RIP: 0033:0x7fb72827f5aa [ 254.098335][ T8404] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 254.098353][ T8404] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 254.098373][ T8404] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 254.098387][ T8404] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 254.098399][ T8404] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 254.098412][ T8404] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 254.098424][ T8404] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 254.098439][ T8404] </TASK> [ 254.100538][ T8404] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 254.100553][ T8404] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 254.100954][ T8406] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 254.104729][ T8402] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 254.106683][ T8406] CPU: 1 PID: 8406 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 254.110011][ T8402] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 254.112564][ T8406] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 254.112580][ T8406] Call Trace: [ 254.114569][ T8402] gfs2: fsid=syz:syz.0: File system withdrawn [ 254.116230][ T8406] <TASK> [ 254.180555][ T8408] loop0: detected capacity change from 0 to 32768 [ 254.183666][ T8406] dump_stack_lvl+0x16c/0x1f0 [ 254.183704][ T8406] sysfs_warn_dup+0x7f/0xa0 [ 254.195870][ T8406] sysfs_create_dir_ns+0x24d/0x2b0 [ 254.198082][ T8406] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 254.200488][ T8406] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.202822][ T8406] ? do_raw_spin_unlock+0x172/0x230 [ 254.205114][ T8406] kobject_add_internal+0x2c8/0x990 [ 254.207312][ T8406] kobject_init_and_add+0x11c/0x190 [ 254.209654][ T8406] ? __pfx_kobject_init_and_add+0x10/0x10 [ 254.212255][ T8406] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.214639][ T8406] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.216902][ T8406] gfs2_sys_fs_add+0x207/0x470 [ 254.218232][ T8408] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 254.218931][ T8406] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 254.224258][ T8406] ? __pfx_alloc_workqueue+0x10/0x10 [ 254.226615][ T8406] ? read_word_at_a_time+0xe/0x20 [ 254.228903][ T8406] gfs2_fill_super+0x1352/0x2bf0 [ 254.231156][ T8406] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.233478][ T8406] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.235721][ T8406] ? set_blocksize+0x2b1/0x350 [ 254.237742][ T8406] ? sb_set_blocksize+0xf6/0x120 [ 254.239941][ T8406] ? setup_bdev_super+0x392/0x720 [ 254.242203][ T8406] get_tree_bdev+0x36f/0x610 [ 254.244305][ T8406] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.246639][ T8406] ? __pfx_get_tree_bdev+0x10/0x10 [ 254.248976][ T8406] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 254.251499][ T8406] ? cap_capable+0x1cf/0x240 [ 254.253636][ T8406] gfs2_get_tree+0x4e/0x280 [ 254.255690][ T8406] vfs_get_tree+0x8f/0x380 [ 254.257720][ T8406] path_mount+0x14e6/0x1f20 [ 254.259726][ T8406] ? kmem_cache_free+0x12e/0x380 [ 254.261969][ T8406] ? __pfx_path_mount+0x10/0x10 [ 254.264222][ T8406] ? putname+0x12e/0x170 [ 254.266187][ T8406] __x64_sys_mount+0x297/0x320 [ 254.268350][ T8406] ? __pfx___x64_sys_mount+0x10/0x10 [ 254.270645][ T8406] do_syscall_64+0xcf/0x260 [ 254.272691][ T8406] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.275257][ T8406] RIP: 0033:0x7fbb4807f5aa [ 254.277270][ T8406] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 254.285779][ T8406] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 254.289472][ T8406] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 254.292981][ T8406] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 254.296501][ T8406] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 254.299700][ T8406] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 254.303075][ T8406] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 254.306505][ T8406] </TASK> [ 254.307911][ T8408] CPU: 3 PID: 8408 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 254.312388][ T8408] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 254.316762][ T8408] Call Trace: [ 254.318191][ T8408] <TASK> [ 254.319505][ T8408] dump_stack_lvl+0x16c/0x1f0 [ 254.321558][ T8408] sysfs_warn_dup+0x7f/0xa0 [ 254.323580][ T8408] sysfs_create_dir_ns+0x24d/0x2b0 [ 254.325824][ T8408] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 254.328294][ T8408] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.330572][ T8408] ? do_raw_spin_unlock+0x172/0x230 [ 254.332856][ T8408] kobject_add_internal+0x2c8/0x990 [ 254.335105][ T8408] kobject_init_and_add+0x11c/0x190 [ 254.337501][ T8408] ? __pfx_kobject_init_and_add+0x10/0x10 [ 254.338562][ T8406] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 254.340078][ T8408] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.340112][ T8408] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.340136][ T8408] gfs2_sys_fs_add+0x207/0x470 [ 254.340169][ T8408] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 254.340191][ T8408] ? __pfx_alloc_workqueue+0x10/0x10 [ 254.340215][ T8408] ? read_word_at_a_time+0xe/0x20 [ 254.340232][ T8408] gfs2_fill_super+0x1352/0x2bf0 [ 254.345762][ T8406] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 254.348257][ T8408] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.366839][ T8408] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.369224][ T8408] ? set_blocksize+0x2b1/0x350 [ 254.371201][ T8408] ? sb_set_blocksize+0xf6/0x120 [ 254.373263][ T8408] ? setup_bdev_super+0x392/0x720 [ 254.375487][ T8408] get_tree_bdev+0x36f/0x610 [ 254.377530][ T8408] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.379852][ T8408] ? __pfx_get_tree_bdev+0x10/0x10 [ 254.382054][ T8408] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 254.384482][ T8408] ? cap_capable+0x1cf/0x240 [ 254.386549][ T8408] gfs2_get_tree+0x4e/0x280 [ 254.388594][ T8408] vfs_get_tree+0x8f/0x380 [ 254.390578][ T8408] path_mount+0x14e6/0x1f20 [ 254.392594][ T8408] ? kmem_cache_free+0x12e/0x380 [ 254.394748][ T8408] ? __pfx_path_mount+0x10/0x10 [ 254.396848][ T8408] ? putname+0x12e/0x170 [ 254.398710][ T8408] __x64_sys_mount+0x297/0x320 [ 254.400812][ T8408] ? __pfx___x64_sys_mount+0x10/0x10 [ 254.403132][ T8408] do_syscall_64+0xcf/0x260 [ 254.405205][ T8408] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.407639][ T8408] RIP: 0033:0x7f0085c7f5aa [ 254.409563][ T8408] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 254.417411][ T8408] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 254.421141][ T8408] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 254.424676][ T8408] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 254.428022][ T8408] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 254.431729][ T8408] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 254.434811][ T8408] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 254.438442][ T8408] </TASK> [ 254.439949][ T8402] CPU: 0 PID: 8402 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 254.441071][ T8408] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 254.444076][ T8402] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 254.444090][ T8402] Call Trace: [ 254.444098][ T8402] <TASK> [ 254.444104][ T8402] dump_stack_lvl+0x16c/0x1f0 [ 254.444131][ T8402] gfs2_withdraw+0xab8/0x1290 [ 254.444156][ T8402] ? __pfx_gfs2_withdraw+0x10/0x10 [ 254.444185][ T8402] gfs2_dirent_scan+0x2fc/0x3c0 [ 254.449963][ T8408] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 254.453975][ T8402] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 254.469460][ T8402] gfs2_dir_read+0x36a/0x14d0 [ 254.471408][ T8402] ? inode_go_held+0x151/0x210 [ 254.473438][ T8402] ? __pfx_inode_go_held+0x10/0x10 [ 254.475559][ T8402] ? gfs2_instantiate+0x1eb/0x250 [ 254.477644][ T8402] ? gfs2_glock_wait+0x1e0/0x330 [ 254.479639][ T8402] ? __pfx_gfs2_dir_read+0x10/0x10 [ 254.481754][ T8402] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 254.483784][ T8402] ? do_raw_spin_unlock+0x172/0x230 [ 254.485874][ T8402] gfs2_readdir+0x13d/0x1d0 [ 254.487787][ T8402] ? __pfx_gfs2_readdir+0x10/0x10 [ 254.489863][ T8402] ? iterate_dir+0x292/0x9e0 [ 254.491787][ T8402] ? selinux_file_permission+0x125/0x590 [ 254.494129][ T8402] iterate_dir+0x292/0x9e0 [ 254.495985][ T8402] __x64_sys_getdents64+0x14f/0x2e0 [ 254.498122][ T8402] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 254.500357][ T8402] ? __pfx_filldir64+0x10/0x10 [ 254.502316][ T8402] do_syscall_64+0xcf/0x260 [ 254.504212][ T8402] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.506662][ T8402] RIP: 0033:0x7f9efaa7dea9 [ 254.508536][ T8402] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 254.516426][ T8402] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 254.519837][ T8402] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 254.523074][ T8402] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 254.526291][ T8402] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 254.529467][ T8402] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 254.532725][ T8402] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 254.535967][ T8402] </TASK> 2024/04/30 20:38:45 executed programs: 958 [ 254.863554][ T8415] loop3: detected capacity change from 0 to 32768 [ 254.870851][ T8415] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 254.878255][ T8415] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 254.884728][ T8417] loop0: detected capacity change from 0 to 32768 [ 254.886031][ T8419] loop1: detected capacity change from 0 to 32768 [ 254.891416][ T8415] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 254.894227][ T8417] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 254.894618][ T8419] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 254.894856][ T54] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 254.894867][ T54] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 254.899763][ T8417] CPU: 0 PID: 8417 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 254.908727][ T8417] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 254.912918][ T8417] Call Trace: [ 254.914326][ T8417] <TASK> [ 254.915585][ T8417] dump_stack_lvl+0x16c/0x1f0 [ 254.917553][ T8417] sysfs_warn_dup+0x7f/0xa0 [ 254.919449][ T8417] sysfs_create_dir_ns+0x24d/0x2b0 [ 254.921573][ T8417] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 254.923981][ T8417] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.926205][ T8417] ? do_raw_spin_unlock+0x172/0x230 [ 254.927928][ T54] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 254.928340][ T8417] kobject_add_internal+0x2c8/0x990 [ 254.928368][ T8417] kobject_init_and_add+0x11c/0x190 [ 254.935177][ T8417] ? __pfx_kobject_init_and_add+0x10/0x10 [ 254.937514][ T54] gfs2: fsid=syz:syz.0: jid=0: Done [ 254.937544][ T8415] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 254.939660][ T8417] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.939688][ T8417] ? lockdep_init_map_type+0x16d/0x7d0 [ 254.939713][ T8417] gfs2_sys_fs_add+0x207/0x470 [ 254.939735][ T8417] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 254.939757][ T8417] ? __pfx_alloc_workqueue+0x10/0x10 [ 254.939779][ T8417] ? read_word_at_a_time+0xe/0x20 [ 254.947306][ T8415] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 254.948664][ T8417] gfs2_fill_super+0x1352/0x2bf0 [ 254.948687][ T8417] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.948703][ T8417] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 254.961211][ T8415] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 254.961211][ T8415] inode = 12 2341 [ 254.961211][ T8415] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 254.962649][ T8417] ? set_blocksize+0x2b1/0x350 [ 254.962678][ T8417] ? sb_set_blocksize+0xf6/0x120 [ 254.965239][ T8415] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 254.971962][ T8417] ? setup_bdev_super+0x392/0x720 [ 254.971990][ T8417] get_tree_bdev+0x36f/0x610 [ 254.972013][ T8417] ? __pfx_gfs2_fill_super+0x10/0x10 [ 254.972030][ T8417] ? __pfx_get_tree_bdev+0x10/0x10 [ 254.972070][ T8417] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 254.972090][ T8417] ? cap_capable+0x1cf/0x240 [ 254.992581][ T8417] gfs2_get_tree+0x4e/0x280 [ 254.994476][ T8417] vfs_get_tree+0x8f/0x380 [ 254.996343][ T8417] path_mount+0x14e6/0x1f20 [ 254.998234][ T8417] ? kmem_cache_free+0x12e/0x380 [ 255.000283][ T8417] ? __pfx_path_mount+0x10/0x10 [ 255.002298][ T8417] ? putname+0x12e/0x170 [ 255.004057][ T8417] __x64_sys_mount+0x297/0x320 [ 255.006083][ T8417] ? __pfx___x64_sys_mount+0x10/0x10 [ 255.008288][ T8417] do_syscall_64+0xcf/0x260 [ 255.010276][ T8417] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.012739][ T8417] RIP: 0033:0x7f0085c7f5aa [ 255.014625][ T8417] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 255.021872][ T8417] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 255.025344][ T8417] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 255.028667][ T8417] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 255.031579][ T8417] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 255.034855][ T8417] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 255.037908][ T8417] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 255.041126][ T8417] </TASK> [ 255.042433][ T8419] CPU: 3 PID: 8419 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 255.044821][ T8417] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 255.045889][ T8425] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 255.045902][ T8425] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 255.045902][ T8425] inode = 12 2341 [ 255.045902][ T8425] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 255.045917][ T8419] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 255.045916][ T8425] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:5 m:20 p:1 [ 255.045926][ T8419] Call Trace: [ 255.045931][ T8419] <TASK> [ 255.045933][ T8425] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8415 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 255.045935][ T8419] dump_stack_lvl+0x16c/0x1f0 [ 255.045954][ T8419] sysfs_warn_dup+0x7f/0xa0 [ 255.045956][ T8425] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8425 [syz-executor.3] __gfs2_lookup+0xa1/0x290 [ 255.045974][ T8425] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 255.045987][ T8425] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 255.045994][ T8425] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 255.046000][ T8425] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 255.046117][ T8425] gfs2: fsid=syz:syz.0: File system withdrawn [ 255.046942][ T8415] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8415 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 255.046964][ T8415] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8425 [syz-executor.3] __gfs2_lookup+0xa1/0x290 [ 255.046980][ T8415] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 255.051737][ T8417] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 255.054467][ T8419] sysfs_create_dir_ns+0x24d/0x2b0 [ 255.105708][ T8419] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 255.107625][ T8419] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.109470][ T8419] ? do_raw_spin_unlock+0x172/0x230 [ 255.111262][ T8419] kobject_add_internal+0x2c8/0x990 [ 255.113042][ T8419] kobject_init_and_add+0x11c/0x190 [ 255.114836][ T8419] ? __pfx_kobject_init_and_add+0x10/0x10 [ 255.116783][ T8419] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.118643][ T8419] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.120511][ T8419] gfs2_sys_fs_add+0x207/0x470 [ 255.122154][ T8419] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 255.123947][ T8419] ? __pfx_alloc_workqueue+0x10/0x10 [ 255.125794][ T8419] ? read_word_at_a_time+0xe/0x20 [ 255.127515][ T8419] gfs2_fill_super+0x1352/0x2bf0 [ 255.129202][ T8419] ? __pfx_gfs2_fill_super+0x10/0x10 [ 255.130974][ T8419] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.132810][ T8419] ? set_blocksize+0x2b1/0x350 [ 255.134552][ T8419] ? sb_set_blocksize+0xf6/0x120 [ 255.136306][ T8419] ? setup_bdev_super+0x392/0x720 [ 255.138022][ T8419] get_tree_bdev+0x36f/0x610 [ 255.139610][ T8419] ? __pfx_gfs2_fill_super+0x10/0x10 [ 255.141390][ T8419] ? __pfx_get_tree_bdev+0x10/0x10 [ 255.143406][ T8419] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 255.145913][ T8419] ? cap_capable+0x1cf/0x240 [ 255.148021][ T8419] gfs2_get_tree+0x4e/0x280 [ 255.148440][ T8421] loop2: detected capacity change from 0 to 32768 [ 255.150109][ T8419] vfs_get_tree+0x8f/0x380 [ 255.150141][ T8419] path_mount+0x14e6/0x1f20 [ 255.150168][ T8419] ? kmem_cache_free+0x12e/0x380 [ 255.150188][ T8419] ? __pfx_path_mount+0x10/0x10 [ 255.150213][ T8419] ? putname+0x12e/0x170 [ 255.161297][ T8419] __x64_sys_mount+0x297/0x320 [ 255.162912][ T8419] ? __pfx___x64_sys_mount+0x10/0x10 [ 255.164751][ T8419] do_syscall_64+0xcf/0x260 [ 255.166307][ T8419] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.168327][ T8419] RIP: 0033:0x7fbb4807f5aa [ 255.169847][ T8419] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 255.177000][ T8419] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 255.179802][ T8419] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 255.182479][ T8419] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 255.185179][ T8419] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 255.188112][ T8419] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 255.190947][ T8419] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 255.193788][ T8419] </TASK> [ 255.195191][ T8425] CPU: 0 PID: 8425 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 255.198836][ T8425] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 255.199565][ T8419] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 255.202955][ T8425] Call Trace: [ 255.202964][ T8425] <TASK> [ 255.202968][ T8425] dump_stack_lvl+0x16c/0x1f0 [ 255.202989][ T8425] gfs2_withdraw+0xab8/0x1290 [ 255.203006][ T8425] ? __pfx_gfs2_withdraw+0x10/0x10 [ 255.203020][ T8425] ? __pfx_gfs2_meta_read+0x10/0x10 [ 255.207713][ T8419] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 255.209077][ T8425] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 255.209096][ T8425] gfs2_dirent_scan+0x2fc/0x3c0 [ 255.224742][ T8425] ? __pfx_make_vfsuid+0x10/0x10 [ 255.226702][ T8425] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 255.228932][ T8425] ? do_raw_spin_lock+0x12d/0x2c0 [ 255.231037][ T8425] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 255.233301][ T8425] gfs2_dirent_search+0x459/0x5c0 [ 255.235413][ T8425] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 255.237751][ T8425] ? gfs2_permission+0x334/0x500 [ 255.239527][ T8425] ? __pfx_gfs2_glock_wait+0x10/0x10 [ 255.241310][ T8425] gfs2_dir_search+0x98/0x2e0 [ 255.243219][ T8425] ? __pfx_gfs2_dir_search+0x10/0x10 [ 255.245375][ T8425] gfs2_lookupi+0x4b9/0x6f0 [ 255.247254][ T8425] ? __pfx_gfs2_lookupi+0x10/0x10 [ 255.248983][ T8425] ? __gfs2_lookup+0xa1/0x290 [ 255.250579][ T8425] ? d_alloc_parallel+0x6bb/0x12b0 [ 255.251360][ T8421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 255.252327][ T8425] __gfs2_lookup+0xa1/0x290 [ 255.252342][ T8425] ? __pfx___gfs2_lookup+0x10/0x10 [ 255.252354][ T8425] gfs2_atomic_open+0xdd/0x240 [ 255.252364][ T8425] ? __pfx_gfs2_atomic_open+0x10/0x10 [ 255.262995][ T8425] lookup_open.isra.0+0xc98/0x13c0 [ 255.265033][ T8425] ? __pfx_lookup_open.isra.0+0x10/0x10 [ 255.267354][ T8425] ? __startup_64+0x120/0x2a0 [ 255.269286][ T8425] ? __startup_64+0x120/0x2a0 [ 255.271103][ T8425] ? lookup_fast+0x155/0x540 [ 255.273080][ T8425] path_openat+0x92f/0x2990 [ 255.275011][ T8425] ? __pfx_path_openat+0x10/0x10 [ 255.277110][ T8425] ? __pfx___lock_acquire+0x10/0x10 [ 255.279311][ T8425] ? find_held_lock+0x2d/0x110 [ 255.281340][ T8425] do_filp_open+0x1dc/0x430 [ 255.283268][ T8425] ? __pfx_do_filp_open+0x10/0x10 [ 255.285408][ T8425] ? _raw_spin_unlock+0x28/0x50 [ 255.287199][ T8425] ? alloc_fd+0x2d9/0x6c0 [ 255.288647][ T8425] do_sys_openat2+0x17a/0x1e0 [ 255.290200][ T8425] ? __pfx_do_sys_openat2+0x10/0x10 [ 255.291917][ T8425] __x64_sys_open+0x154/0x1e0 [ 255.293459][ T8425] ? __pfx___x64_sys_open+0x10/0x10 [ 255.295191][ T8425] do_syscall_64+0xcf/0x260 [ 255.296764][ T8425] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.298767][ T8425] RIP: 0033:0x7fb72827dea9 [ 255.300280][ T8425] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 255.306722][ T8425] RSP: 002b:00007fb728fab0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 255.309493][ T8425] RAX: ffffffffffffffda RBX: 00007fb7283ac050 RCX: 00007fb72827dea9 [ 255.312168][ T8425] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200025c0 [ 255.314796][ T8425] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 255.317499][ T8425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.320157][ T8425] R13: 000000000000006e R14: 00007fb7283ac050 R15: 00007ffd1c875b78 [ 255.322806][ T8425] </TASK> [ 255.323856][ T8421] CPU: 1 PID: 8421 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 255.328293][ T8421] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 255.332443][ T8421] Call Trace: [ 255.333847][ T8421] <TASK> [ 255.335083][ T8421] dump_stack_lvl+0x16c/0x1f0 [ 255.337052][ T8421] sysfs_warn_dup+0x7f/0xa0 [ 255.338950][ T8421] sysfs_create_dir_ns+0x24d/0x2b0 [ 255.341089][ T8421] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 255.343390][ T8421] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.345624][ T8421] ? do_raw_spin_unlock+0x172/0x230 [ 255.347752][ T8421] kobject_add_internal+0x2c8/0x990 [ 255.349905][ T8421] kobject_init_and_add+0x11c/0x190 [ 255.352077][ T8421] ? __pfx_kobject_init_and_add+0x10/0x10 [ 255.354474][ T8421] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.356747][ T8421] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.359034][ T8421] gfs2_sys_fs_add+0x207/0x470 [ 255.361050][ T8421] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 255.363258][ T8421] ? __pfx_alloc_workqueue+0x10/0x10 [ 255.365532][ T8421] ? read_word_at_a_time+0xe/0x20 [ 255.367769][ T8421] gfs2_fill_super+0x1352/0x2bf0 [ 255.369972][ T8421] ? __pfx_gfs2_fill_super+0x10/0x10 [ 255.372346][ T8421] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.374734][ T8421] ? set_blocksize+0x2b1/0x350 [ 255.376773][ T8421] ? sb_set_blocksize+0xf6/0x120 [ 255.378453][ T8421] ? setup_bdev_super+0x392/0x720 [ 255.380193][ T8421] get_tree_bdev+0x36f/0x610 [ 255.381778][ T8421] ? __pfx_gfs2_fill_super+0x10/0x10 [ 255.383542][ T8421] ? __pfx_get_tree_bdev+0x10/0x10 [ 255.385285][ T8421] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 255.387181][ T8421] ? cap_capable+0x1cf/0x240 [ 255.388772][ T8421] gfs2_get_tree+0x4e/0x280 [ 255.390503][ T8421] vfs_get_tree+0x8f/0x380 [ 255.392059][ T8421] path_mount+0x14e6/0x1f20 [ 255.393627][ T8421] ? kmem_cache_free+0x12e/0x380 [ 255.395326][ T8421] ? __pfx_path_mount+0x10/0x10 [ 255.397006][ T8421] ? putname+0x12e/0x170 [ 255.398457][ T8421] __x64_sys_mount+0x297/0x320 [ 255.400129][ T8421] ? __pfx___x64_sys_mount+0x10/0x10 [ 255.401922][ T8421] do_syscall_64+0xcf/0x260 [ 255.403480][ T8421] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.405569][ T8421] RIP: 0033:0x7f9efaa7f5aa [ 255.407091][ T8421] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 255.413639][ T8421] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 255.416467][ T8421] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 255.419124][ T8421] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 255.421883][ T8421] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 255.424565][ T8421] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 255.427221][ T8421] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 255.429928][ T8421] </TASK> [ 255.432284][ T8421] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 255.438075][ T8421] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 255.813749][ T8432] loop2: detected capacity change from 0 to 32768 [ 255.827344][ T8432] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 255.831695][ T8432] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 255.839429][ T8432] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 255.842414][ T1352] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.843499][ T822] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 255.843798][ T8430] loop0: detected capacity change from 0 to 32768 [ 255.845860][ T1352] ieee802154 phy1 wpan1: encryption failed: -22 [ 255.847598][ T822] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 255.853949][ T8430] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 255.858314][ T8430] CPU: 1 PID: 8430 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 255.862878][ T8430] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 255.867314][ T8430] Call Trace: [ 255.868835][ T8430] <TASK> [ 255.870173][ T8430] dump_stack_lvl+0x16c/0x1f0 [ 255.871987][ T8430] sysfs_warn_dup+0x7f/0xa0 [ 255.873627][ T8430] sysfs_create_dir_ns+0x24d/0x2b0 [ 255.875436][ T8430] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 255.877414][ T8430] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.879264][ T8430] ? do_raw_spin_unlock+0x172/0x230 [ 255.881325][ T8430] kobject_add_internal+0x2c8/0x990 [ 255.883636][ T8430] kobject_init_and_add+0x11c/0x190 [ 255.885947][ T8430] ? __pfx_kobject_init_and_add+0x10/0x10 [ 255.888478][ T8430] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.890910][ T8430] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.893347][ T8430] gfs2_sys_fs_add+0x207/0x470 [ 255.895474][ T8430] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 255.897840][ T8430] ? __pfx_alloc_workqueue+0x10/0x10 [ 255.898952][ T8429] loop1: detected capacity change from 0 to 32768 [ 255.900019][ T8430] ? read_word_at_a_time+0xe/0x20 [ 255.900059][ T8430] gfs2_fill_super+0x1352/0x2bf0 [ 255.900082][ T8430] ? __pfx_gfs2_fill_super+0x10/0x10 [ 255.908285][ T8430] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.910375][ T8430] ? set_blocksize+0x2b1/0x350 [ 255.912514][ T8430] ? sb_set_blocksize+0xf6/0x120 [ 255.914673][ T8430] ? setup_bdev_super+0x392/0x720 [ 255.916868][ T8430] get_tree_bdev+0x36f/0x610 [ 255.918129][ T822] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 70ms [ 255.918845][ T8430] ? __pfx_gfs2_fill_super+0x10/0x10 [ 255.922334][ T822] gfs2: fsid=syz:syz.0: jid=0: Done [ 255.923711][ T8430] ? __pfx_get_tree_bdev+0x10/0x10 [ 255.925557][ T8432] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 255.927810][ T8430] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 255.932805][ T8430] ? cap_capable+0x1cf/0x240 [ 255.934841][ T8432] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 255.934877][ T8430] gfs2_get_tree+0x4e/0x280 [ 255.937792][ T8432] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 255.937792][ T8432] inode = 12 2341 [ 255.937792][ T8432] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 255.939831][ T8430] vfs_get_tree+0x8f/0x380 [ 255.939866][ T8430] path_mount+0x14e6/0x1f20 [ 255.939892][ T8430] ? kmem_cache_free+0x12e/0x380 [ 255.939913][ T8430] ? __pfx_path_mount+0x10/0x10 [ 255.939938][ T8430] ? putname+0x12e/0x170 [ 255.939957][ T8430] __x64_sys_mount+0x297/0x320 [ 255.939982][ T8430] ? __pfx___x64_sys_mount+0x10/0x10 [ 255.940008][ T8430] do_syscall_64+0xcf/0x260 [ 255.940047][ T8430] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.940078][ T8430] RIP: 0033:0x7f0085c7f5aa [ 255.940094][ T8430] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 255.942622][ T8429] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 255.946543][ T8432] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 255.948355][ T8430] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 [ 255.950647][ T8432] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8432 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 255.952472][ T8430] ORIG_RAX: 00000000000000a5 [ 255.954308][ T8432] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 255.956189][ T8430] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 255.957395][ T8434] loop3: detected capacity change from 0 to 32768 [ 255.957878][ T8432] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 255.960210][ T8430] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 255.960227][ T8430] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 255.960239][ T8430] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 255.960251][ T8430] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 255.960267][ T8430] </TASK> [ 255.961971][ T8432] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 255.964509][ T8429] CPU: 0 PID: 8429 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 255.966018][ T8432] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 255.966127][ T8432] gfs2: fsid=syz:syz.0: File system withdrawn [ 255.972626][ T8429] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 255.972642][ T8429] Call Trace: [ 255.972651][ T8429] <TASK> [ 255.972658][ T8429] dump_stack_lvl+0x16c/0x1f0 [ 255.972688][ T8429] sysfs_warn_dup+0x7f/0xa0 [ 255.972715][ T8429] sysfs_create_dir_ns+0x24d/0x2b0 [ 255.972740][ T8429] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 255.972755][ T8429] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.972767][ T8429] ? do_raw_spin_unlock+0x172/0x230 [ 255.972777][ T8429] kobject_add_internal+0x2c8/0x990 [ 255.972793][ T8429] kobject_init_and_add+0x11c/0x190 [ 255.972803][ T8429] ? __pfx_kobject_init_and_add+0x10/0x10 [ 255.972813][ T8429] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.972828][ T8429] ? lockdep_init_map_type+0x16d/0x7d0 [ 255.979821][ T8434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 255.980925][ T8429] gfs2_sys_fs_add+0x207/0x470 [ 256.048433][ T8429] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 256.050228][ T8429] ? __pfx_alloc_workqueue+0x10/0x10 [ 256.052010][ T8429] ? read_word_at_a_time+0xe/0x20 [ 256.053709][ T8429] gfs2_fill_super+0x1352/0x2bf0 [ 256.055391][ T8429] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.057160][ T8429] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.058949][ T8429] ? set_blocksize+0x2b1/0x350 [ 256.060780][ T8429] ? sb_set_blocksize+0xf6/0x120 [ 256.062515][ T8429] ? setup_bdev_super+0x392/0x720 [ 256.064483][ T8429] get_tree_bdev+0x36f/0x610 [ 256.066924][ T8429] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.069641][ T8429] ? __pfx_get_tree_bdev+0x10/0x10 [ 256.071867][ T8429] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 256.074069][ T8429] ? cap_capable+0x1cf/0x240 [ 256.075932][ T8429] gfs2_get_tree+0x4e/0x280 [ 256.077441][ T8429] vfs_get_tree+0x8f/0x380 [ 256.078934][ T8429] path_mount+0x14e6/0x1f20 [ 256.080335][ T8429] ? kmem_cache_free+0x12e/0x380 [ 256.081972][ T8429] ? __pfx_path_mount+0x10/0x10 [ 256.083609][ T8429] ? putname+0x12e/0x170 [ 256.085040][ T8429] __x64_sys_mount+0x297/0x320 [ 256.086769][ T8429] ? __pfx___x64_sys_mount+0x10/0x10 [ 256.088585][ T8429] do_syscall_64+0xcf/0x260 [ 256.090175][ T8429] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 256.092220][ T8429] RIP: 0033:0x7fbb4807f5aa [ 256.093730][ T8429] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 256.100337][ T8429] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 256.103128][ T8429] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 256.105800][ T8429] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 256.108470][ T8429] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 256.111133][ T8429] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 256.113791][ T8429] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 256.116460][ T8429] </TASK> [ 256.117502][ T8432] CPU: 2 PID: 8432 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 256.121684][ T8430] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 256.121906][ T8432] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 256.126643][ T8430] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 256.130475][ T8432] Call Trace: [ 256.130484][ T8432] <TASK> [ 256.130490][ T8432] dump_stack_lvl+0x16c/0x1f0 [ 256.130517][ T8432] gfs2_withdraw+0xab8/0x1290 [ 256.130540][ T8432] ? __pfx_gfs2_withdraw+0x10/0x10 [ 256.130563][ T8432] gfs2_dirent_scan+0x2fc/0x3c0 [ 256.130585][ T8432] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 256.133707][ T8429] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 256.134096][ T8432] gfs2_dir_read+0x36a/0x14d0 [ 256.134114][ T8432] ? inode_go_held+0x151/0x210 [ 256.134133][ T8432] ? __pfx_inode_go_held+0x10/0x10 [ 256.135361][ T8429] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 256.136993][ T8432] ? gfs2_instantiate+0x1eb/0x250 [ 256.137011][ T8432] ? gfs2_glock_wait+0x1e0/0x330 [ 256.137027][ T8432] ? __pfx_gfs2_dir_read+0x10/0x10 [ 256.137041][ T8432] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 256.165515][ T8432] ? do_raw_spin_unlock+0x172/0x230 [ 256.167524][ T8432] gfs2_readdir+0x13d/0x1d0 [ 256.169303][ T8432] ? __pfx_gfs2_readdir+0x10/0x10 [ 256.171256][ T8432] ? iterate_dir+0x292/0x9e0 [ 256.173058][ T8432] ? selinux_file_permission+0x125/0x590 [ 256.175176][ T8432] iterate_dir+0x292/0x9e0 [ 256.176848][ T8432] __x64_sys_getdents64+0x14f/0x2e0 [ 256.178856][ T8432] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 256.181049][ T8432] ? __pfx_filldir64+0x10/0x10 [ 256.182891][ T8432] do_syscall_64+0xcf/0x260 [ 256.184669][ T8432] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 256.186948][ T8432] RIP: 0033:0x7f9efaa7dea9 [ 256.188680][ T8432] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 256.196203][ T8432] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 256.199428][ T8432] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 256.202499][ T8432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 256.205561][ T8432] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 256.208587][ T8432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 256.211598][ T8432] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 256.214669][ T8432] </TASK> [ 256.215882][ T8434] CPU: 3 PID: 8434 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 256.219368][ T8434] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 256.222669][ T8434] Call Trace: [ 256.223805][ T8434] <TASK> [ 256.224823][ T8434] dump_stack_lvl+0x16c/0x1f0 [ 256.226433][ T8434] sysfs_warn_dup+0x7f/0xa0 [ 256.227979][ T8434] sysfs_create_dir_ns+0x24d/0x2b0 [ 256.229736][ T8434] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 256.231568][ T8434] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.233380][ T8434] ? do_raw_spin_unlock+0x172/0x230 [ 256.235099][ T8434] kobject_add_internal+0x2c8/0x990 [ 256.236811][ T8434] kobject_init_and_add+0x11c/0x190 [ 256.238589][ T8434] ? __pfx_kobject_init_and_add+0x10/0x10 [ 256.240452][ T8434] ? lockdep_init_map_type+0x16d/0x7d0 [ 256.242269][ T8434] ? lockdep_init_map_type+0x16d/0x7d0 [ 256.244137][ T8434] gfs2_sys_fs_add+0x207/0x470 [ 256.246124][ T8434] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 256.247904][ T8434] ? __pfx_alloc_workqueue+0x10/0x10 [ 256.249697][ T8434] ? read_word_at_a_time+0xe/0x20 [ 256.251400][ T8434] gfs2_fill_super+0x1352/0x2bf0 [ 256.253074][ T8434] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.254878][ T8434] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.256710][ T8434] ? set_blocksize+0x2b1/0x350 [ 256.258479][ T8434] ? sb_set_blocksize+0xf6/0x120 [ 256.260265][ T8434] ? setup_bdev_super+0x392/0x720 [ 256.261942][ T8434] get_tree_bdev+0x36f/0x610 [ 256.263344][ T8434] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.264963][ T8434] ? __pfx_get_tree_bdev+0x10/0x10 [ 256.266494][ T8434] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 256.268260][ T8434] ? cap_capable+0x1cf/0x240 [ 256.269847][ T8434] gfs2_get_tree+0x4e/0x280 [ 256.271492][ T8434] vfs_get_tree+0x8f/0x380 [ 256.273027][ T8434] path_mount+0x14e6/0x1f20 [ 256.274584][ T8434] ? kmem_cache_free+0x12e/0x380 [ 256.276298][ T8434] ? __pfx_path_mount+0x10/0x10 [ 256.277951][ T8434] ? putname+0x12e/0x170 [ 256.279424][ T8434] __x64_sys_mount+0x297/0x320 [ 256.281063][ T8434] ? __pfx___x64_sys_mount+0x10/0x10 [ 256.282915][ T8434] do_syscall_64+0xcf/0x260 [ 256.284507][ T8434] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 256.286375][ T8434] RIP: 0033:0x7fb72827f5aa [ 256.287877][ T8434] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 256.295555][ T8434] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 256.298358][ T8434] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 256.301007][ T8434] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 256.303641][ T8434] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 256.306338][ T8434] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 256.308989][ T8434] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 256.311649][ T8434] </TASK> [ 256.313619][ T8434] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 256.318662][ T8434] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 256.665611][ T8443] loop1: detected capacity change from 0 to 32768 [ 256.680722][ T8442] loop0: detected capacity change from 0 to 32768 [ 256.687374][ T8443] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 256.690575][ T8443] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 256.692887][ T8442] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 256.698870][ T8443] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 256.700066][ T8442] CPU: 0 PID: 8442 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 256.705752][ T8442] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 256.706143][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 256.710106][ T8442] Call Trace: [ 256.710118][ T8442] <TASK> [ 256.710126][ T8442] dump_stack_lvl+0x16c/0x1f0 [ 256.710161][ T8442] sysfs_warn_dup+0x7f/0xa0 [ 256.712889][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 256.713932][ T8442] sysfs_create_dir_ns+0x24d/0x2b0 [ 256.713965][ T8442] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 256.724962][ T8442] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.726757][ T8442] ? do_raw_spin_unlock+0x172/0x230 [ 256.728529][ T8442] kobject_add_internal+0x2c8/0x990 [ 256.730289][ T8442] kobject_init_and_add+0x11c/0x190 [ 256.732051][ T8442] ? __pfx_kobject_init_and_add+0x10/0x10 [ 256.734093][ T8447] loop3: detected capacity change from 0 to 32768 [ 256.734175][ T8442] ? lockdep_init_map_type+0x16d/0x7d0 [ 256.734543][ T8445] loop2: detected capacity change from 0 to 32768 [ 256.738559][ T8445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 256.738811][ T8442] ? lockdep_init_map_type+0x16d/0x7d0 [ 256.740411][ T8447] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 256.749840][ T8442] gfs2_sys_fs_add+0x207/0x470 [ 256.750120][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 256.751888][ T8442] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 256.751919][ T8442] ? __pfx_alloc_workqueue+0x10/0x10 [ 256.756930][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 256.756975][ T8442] ? read_word_at_a_time+0xe/0x20 [ 256.759918][ T8443] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 256.761019][ T8442] gfs2_fill_super+0x1352/0x2bf0 [ 256.761047][ T8442] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.770358][ T8442] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.772755][ T8442] ? set_blocksize+0x2b1/0x350 [ 256.774835][ T8442] ? sb_set_blocksize+0xf6/0x120 [ 256.777036][ T8442] ? setup_bdev_super+0x392/0x720 [ 256.779287][ T8442] get_tree_bdev+0x36f/0x610 [ 256.781370][ T8442] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.783714][ T8442] ? __pfx_get_tree_bdev+0x10/0x10 [ 256.786006][ T8442] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 256.788514][ T8442] ? cap_capable+0x1cf/0x240 [ 256.790541][ T8442] gfs2_get_tree+0x4e/0x280 [ 256.792599][ T8442] vfs_get_tree+0x8f/0x380 [ 256.794598][ T8442] path_mount+0x14e6/0x1f20 [ 256.796639][ T8442] ? kmem_cache_free+0x12e/0x380 [ 256.798826][ T8442] ? __pfx_path_mount+0x10/0x10 [ 256.801015][ T8442] ? putname+0x12e/0x170 [ 256.802922][ T8442] __x64_sys_mount+0x297/0x320 [ 256.805083][ T8442] ? __pfx___x64_sys_mount+0x10/0x10 [ 256.807441][ T8442] do_syscall_64+0xcf/0x260 [ 256.809483][ T8442] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 256.812150][ T8442] RIP: 0033:0x7f0085c7f5aa [ 256.814152][ T8442] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 256.822627][ T8442] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 256.826312][ T8442] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 256.829821][ T8442] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 256.833338][ T8442] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 256.836847][ T8442] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 256.840357][ T8442] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 256.843880][ T8442] </TASK> [ 256.845300][ T8447] CPU: 2 PID: 8447 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 256.848775][ T8447] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 256.852354][ T8447] Call Trace: [ 256.853556][ T8447] <TASK> [ 256.854590][ T8447] dump_stack_lvl+0x16c/0x1f0 [ 256.856240][ T8447] sysfs_warn_dup+0x7f/0xa0 [ 256.857776][ T8447] sysfs_create_dir_ns+0x24d/0x2b0 [ 256.859518][ T8447] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 256.861451][ T8447] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.863319][ T8447] ? do_raw_spin_unlock+0x172/0x230 [ 256.865102][ T8447] kobject_add_internal+0x2c8/0x990 [ 256.866905][ T8447] kobject_init_and_add+0x11c/0x190 [ 256.868370][ T8443] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 256.868710][ T8447] ? __pfx_kobject_init_and_add+0x10/0x10 [ 256.874211][ T8442] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 256.874266][ T8447] ? lockdep_init_map_type+0x16d/0x7d0 [ 256.879829][ T8443] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 256.879829][ T8443] inode = 12 2341 [ 256.879829][ T8443] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 256.879861][ T8443] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 256.879892][ T8443] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8443 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 256.879929][ T8443] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 256.879951][ T8443] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 256.879963][ T8443] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 256.879974][ T8443] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 256.880173][ T8443] gfs2: fsid=syz:syz.0: File system withdrawn [ 256.880477][ T8442] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 256.882093][ T8447] ? lockdep_init_map_type+0x16d/0x7d0 [ 256.882113][ T8447] gfs2_sys_fs_add+0x207/0x470 [ 256.882133][ T8447] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 256.917510][ T8447] ? __pfx_alloc_workqueue+0x10/0x10 [ 256.919567][ T8447] ? read_word_at_a_time+0xe/0x20 [ 256.921435][ T8447] gfs2_fill_super+0x1352/0x2bf0 [ 256.923211][ T8447] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.925173][ T8447] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 256.927137][ T8447] ? set_blocksize+0x2b1/0x350 [ 256.928920][ T8447] ? sb_set_blocksize+0xf6/0x120 [ 256.930719][ T8447] ? setup_bdev_super+0x392/0x720 [ 256.932527][ T8447] get_tree_bdev+0x36f/0x610 [ 256.934179][ T8447] ? __pfx_gfs2_fill_super+0x10/0x10 [ 256.936067][ T8447] ? __pfx_get_tree_bdev+0x10/0x10 [ 256.937975][ T8447] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 256.939948][ T8447] ? cap_capable+0x1cf/0x240 [ 256.941648][ T8447] gfs2_get_tree+0x4e/0x280 [ 256.943272][ T8447] vfs_get_tree+0x8f/0x380 [ 256.944822][ T8447] path_mount+0x14e6/0x1f20 [ 256.946357][ T8447] ? kmem_cache_free+0x12e/0x380 [ 256.948011][ T8447] ? __pfx_path_mount+0x10/0x10 [ 256.949689][ T8447] ? putname+0x12e/0x170 [ 256.951134][ T8447] __x64_sys_mount+0x297/0x320 [ 256.952767][ T8447] ? __pfx___x64_sys_mount+0x10/0x10 [ 256.954621][ T8447] do_syscall_64+0xcf/0x260 [ 256.956223][ T8447] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 256.958318][ T8447] RIP: 0033:0x7fb72827f5aa [ 256.959915][ T8447] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 256.966689][ T8447] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 256.969610][ T8447] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 256.972425][ T8447] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 256.975641][ T8447] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 256.978511][ T8447] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 256.981310][ T8447] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 256.984366][ T8447] </TASK> [ 256.985753][ T8445] CPU: 0 PID: 8445 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 256.987889][ T8447] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 256.990367][ T8445] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 256.990382][ T8445] Call Trace: [ 256.990390][ T8445] <TASK> [ 256.990398][ T8445] dump_stack_lvl+0x16c/0x1f0 [ 256.990430][ T8445] sysfs_warn_dup+0x7f/0xa0 [ 256.995104][ T8447] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 256.999499][ T8445] sysfs_create_dir_ns+0x24d/0x2b0 [ 257.009468][ T8445] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 257.011391][ T8445] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.013239][ T8445] ? do_raw_spin_unlock+0x172/0x230 [ 257.015310][ T8445] kobject_add_internal+0x2c8/0x990 [ 257.017149][ T8445] kobject_init_and_add+0x11c/0x190 [ 257.018977][ T8445] ? __pfx_kobject_init_and_add+0x10/0x10 [ 257.020923][ T8445] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.022816][ T8445] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.025221][ T8445] gfs2_sys_fs_add+0x207/0x470 [ 257.027232][ T8445] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 257.029314][ T8445] ? __pfx_alloc_workqueue+0x10/0x10 [ 257.031128][ T8445] ? read_word_at_a_time+0xe/0x20 [ 257.032884][ T8445] gfs2_fill_super+0x1352/0x2bf0 [ 257.034749][ T8445] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.036579][ T8445] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.038443][ T8445] ? set_blocksize+0x2b1/0x350 [ 257.039990][ T8445] ? sb_set_blocksize+0xf6/0x120 [ 257.041721][ T8445] ? setup_bdev_super+0x392/0x720 [ 257.043520][ T8445] get_tree_bdev+0x36f/0x610 [ 257.045579][ T8445] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.047910][ T8445] ? __pfx_get_tree_bdev+0x10/0x10 [ 257.049756][ T8445] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 257.051638][ T8445] ? cap_capable+0x1cf/0x240 [ 257.053246][ T8445] gfs2_get_tree+0x4e/0x280 [ 257.054820][ T8445] vfs_get_tree+0x8f/0x380 [ 257.056444][ T8445] path_mount+0x14e6/0x1f20 [ 257.058061][ T8445] ? kmem_cache_free+0x12e/0x380 [ 257.059963][ T8445] ? __pfx_path_mount+0x10/0x10 [ 257.061703][ T8445] ? putname+0x12e/0x170 [ 257.063146][ T8445] __x64_sys_mount+0x297/0x320 [ 257.064865][ T8445] ? __pfx___x64_sys_mount+0x10/0x10 [ 257.066690][ T8445] do_syscall_64+0xcf/0x260 [ 257.068265][ T8445] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.070313][ T8445] RIP: 0033:0x7f9efaa7f5aa [ 257.071845][ T8445] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 257.079134][ T8445] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 257.082076][ T8445] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 257.085239][ T8445] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 257.088044][ T8445] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 257.091475][ T8445] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 257.094969][ T8445] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 257.098428][ T8445] </TASK> [ 257.099750][ T8443] CPU: 1 PID: 8443 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 257.103234][ T8443] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 257.106164][ T8445] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 257.106695][ T8443] Call Trace: [ 257.112541][ T8445] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 257.113504][ T8443] <TASK> [ 257.113513][ T8443] dump_stack_lvl+0x16c/0x1f0 [ 257.113532][ T8443] gfs2_withdraw+0xab8/0x1290 [ 257.113548][ T8443] ? __pfx_gfs2_withdraw+0x10/0x10 [ 257.122125][ T8443] gfs2_dirent_scan+0x2fc/0x3c0 [ 257.123811][ T8443] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 257.125736][ T8443] gfs2_dir_read+0x36a/0x14d0 [ 257.127373][ T8443] ? inode_go_held+0x151/0x210 [ 257.129052][ T8443] ? __pfx_inode_go_held+0x10/0x10 [ 257.130834][ T8443] ? gfs2_instantiate+0x1eb/0x250 [ 257.132587][ T8443] ? gfs2_glock_wait+0x1e0/0x330 [ 257.134306][ T8443] ? __pfx_gfs2_dir_read+0x10/0x10 [ 257.136089][ T8443] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 257.137771][ T8443] ? do_raw_spin_unlock+0x172/0x230 [ 257.139564][ T8443] gfs2_readdir+0x13d/0x1d0 [ 257.141148][ T8443] ? __pfx_gfs2_readdir+0x10/0x10 [ 257.142885][ T8443] ? iterate_dir+0x292/0x9e0 [ 257.144500][ T8443] ? selinux_file_permission+0x125/0x590 [ 257.146433][ T8443] iterate_dir+0x292/0x9e0 [ 257.147980][ T8443] __x64_sys_getdents64+0x14f/0x2e0 [ 257.149783][ T8443] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 257.151752][ T8443] ? __pfx_filldir64+0x10/0x10 [ 257.153432][ T8443] do_syscall_64+0xcf/0x260 [ 257.155105][ T8443] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.157813][ T8443] RIP: 0033:0x7fbb4807dea9 [ 257.159739][ T8443] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 257.167327][ T8443] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 257.170126][ T8443] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 257.172800][ T8443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 257.175687][ T8443] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 257.178782][ T8443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 257.181516][ T8443] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 257.184496][ T8443] </TASK> [ 257.533994][ T8460] loop1: detected capacity change from 0 to 32768 [ 257.538591][ T8460] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 257.541637][ T8460] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 257.546914][ T8460] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 257.552072][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 257.555135][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 257.571561][ T8456] loop3: detected capacity change from 0 to 32768 [ 257.590324][ T8456] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 257.592515][ T8454] loop0: detected capacity change from 0 to 32768 [ 257.593459][ T8456] CPU: 0 PID: 8456 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 257.599837][ T8456] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 257.604005][ T8456] Call Trace: [ 257.605370][ T8456] <TASK> [ 257.606111][ T8454] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 257.606588][ T8456] dump_stack_lvl+0x16c/0x1f0 [ 257.607651][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 52ms [ 257.607822][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 257.607856][ T8460] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 257.612064][ T8460] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 257.614128][ T8456] sysfs_warn_dup+0x7f/0xa0 [ 257.614158][ T8456] sysfs_create_dir_ns+0x24d/0x2b0 [ 257.614182][ T8456] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 257.617724][ T8460] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 257.617724][ T8460] inode = 12 2341 [ 257.617724][ T8460] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 257.618855][ T8456] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.618870][ T8456] ? do_raw_spin_unlock+0x172/0x230 [ 257.618880][ T8456] kobject_add_internal+0x2c8/0x990 [ 257.618896][ T8456] kobject_init_and_add+0x11c/0x190 [ 257.632858][ T8460] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 257.633598][ T8456] ? __pfx_kobject_init_and_add+0x10/0x10 [ 257.646060][ T8456] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.647873][ T8456] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.649730][ T8456] gfs2_sys_fs_add+0x207/0x470 [ 257.651417][ T8456] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 257.653199][ T8456] ? __pfx_alloc_workqueue+0x10/0x10 [ 257.655002][ T8456] ? read_word_at_a_time+0xe/0x20 [ 257.656700][ T8456] gfs2_fill_super+0x1352/0x2bf0 [ 257.658364][ T8456] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.660137][ T8456] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.662006][ T8456] ? set_blocksize+0x2b1/0x350 [ 257.663657][ T8456] ? sb_set_blocksize+0xf6/0x120 [ 257.665330][ T8456] ? setup_bdev_super+0x392/0x720 [ 257.667019][ T8456] get_tree_bdev+0x36f/0x610 [ 257.668622][ T8456] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.670397][ T8456] ? __pfx_get_tree_bdev+0x10/0x10 [ 257.672166][ T8456] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 257.674006][ T8456] ? cap_capable+0x1cf/0x240 [ 257.675610][ T8456] gfs2_get_tree+0x4e/0x280 [ 257.677290][ T8456] vfs_get_tree+0x8f/0x380 [ 257.679059][ T8456] path_mount+0x14e6/0x1f20 [ 257.680944][ T8456] ? kmem_cache_free+0x12e/0x380 [ 257.683041][ T8456] ? __pfx_path_mount+0x10/0x10 [ 257.685036][ T8456] ? putname+0x12e/0x170 [ 257.686891][ T8456] __x64_sys_mount+0x297/0x320 [ 257.689016][ T8456] ? __pfx___x64_sys_mount+0x10/0x10 [ 257.690937][ T8456] do_syscall_64+0xcf/0x260 [ 257.692937][ T8456] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.695293][ T8456] RIP: 0033:0x7fb72827f5aa [ 257.696848][ T8456] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 257.703229][ T8456] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 257.706714][ T8456] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 257.709494][ T8456] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 257.712348][ T8456] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 257.714083][ T8458] loop2: detected capacity change from 0 to 32768 [ 257.715015][ T8456] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 257.715025][ T8456] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 257.719485][ T8460] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8460 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 257.720548][ T8456] </TASK> [ 257.720557][ T8454] CPU: 2 PID: 8454 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 257.720575][ T8454] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 257.720582][ T8454] Call Trace: [ 257.720588][ T8454] <TASK> [ 257.720592][ T8454] dump_stack_lvl+0x16c/0x1f0 [ 257.720610][ T8454] sysfs_warn_dup+0x7f/0xa0 [ 257.720626][ T8454] sysfs_create_dir_ns+0x24d/0x2b0 [ 257.723669][ T8456] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 257.723686][ T8456] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 257.724242][ T8460] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 257.727804][ T8454] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 257.727824][ T8454] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.729197][ T8460] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 257.732623][ T8454] ? do_raw_spin_unlock+0x172/0x230 [ 257.732637][ T8454] kobject_add_internal+0x2c8/0x990 [ 257.732654][ T8454] kobject_init_and_add+0x11c/0x190 [ 257.732665][ T8454] ? __pfx_kobject_init_and_add+0x10/0x10 [ 257.732674][ T8454] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.732689][ T8454] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.732704][ T8454] gfs2_sys_fs_add+0x207/0x470 [ 257.751605][ T8460] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 257.753550][ T8454] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 257.756000][ T8460] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 257.758186][ T8454] ? __pfx_alloc_workqueue+0x10/0x10 [ 257.761619][ T8460] gfs2: fsid=syz:syz.0: File system withdrawn [ 257.763610][ T8454] ? read_word_at_a_time+0xe/0x20 [ 257.788364][ T8454] gfs2_fill_super+0x1352/0x2bf0 [ 257.790544][ T8454] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.792646][ T8454] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.794875][ T8454] ? set_blocksize+0x2b1/0x350 [ 257.796527][ T8454] ? sb_set_blocksize+0xf6/0x120 [ 257.798196][ T8454] ? setup_bdev_super+0x392/0x720 [ 257.799883][ T8454] get_tree_bdev+0x36f/0x610 [ 257.801463][ T8454] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.803353][ T8454] ? __pfx_get_tree_bdev+0x10/0x10 [ 257.805077][ T8454] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 257.806935][ T8454] ? cap_capable+0x1cf/0x240 [ 257.808737][ T8454] gfs2_get_tree+0x4e/0x280 [ 257.810530][ T8454] vfs_get_tree+0x8f/0x380 [ 257.812093][ T8454] path_mount+0x14e6/0x1f20 [ 257.813712][ T8454] ? kmem_cache_free+0x12e/0x380 [ 257.815389][ T8454] ? __pfx_path_mount+0x10/0x10 [ 257.817034][ T8454] ? putname+0x12e/0x170 [ 257.818457][ T8454] __x64_sys_mount+0x297/0x320 [ 257.820122][ T8454] ? __pfx___x64_sys_mount+0x10/0x10 [ 257.821903][ T8454] do_syscall_64+0xcf/0x260 [ 257.823592][ T8454] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.826162][ T8454] RIP: 0033:0x7f0085c7f5aa [ 257.827930][ T8454] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 257.834751][ T8454] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 257.837507][ T8454] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 257.840138][ T8454] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 257.842807][ T8454] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 257.845464][ T8454] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 257.848086][ T8454] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 257.850950][ T8454] </TASK> [ 257.852269][ T8460] CPU: 3 PID: 8460 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 257.856843][ T8460] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 257.860487][ T8454] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 257.861281][ T8460] Call Trace: [ 257.867149][ T8454] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 257.868283][ T8460] <TASK> [ 257.868291][ T8460] dump_stack_lvl+0x16c/0x1f0 [ 257.868310][ T8460] gfs2_withdraw+0xab8/0x1290 [ 257.875176][ T8458] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 257.875829][ T8460] ? __pfx_gfs2_withdraw+0x10/0x10 [ 257.875851][ T8460] gfs2_dirent_scan+0x2fc/0x3c0 [ 257.875867][ T8460] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 257.884462][ T8460] gfs2_dir_read+0x36a/0x14d0 [ 257.886091][ T8460] ? inode_go_held+0x151/0x210 [ 257.887773][ T8460] ? __pfx_inode_go_held+0x10/0x10 [ 257.889548][ T8460] ? gfs2_instantiate+0x1eb/0x250 [ 257.891308][ T8460] ? gfs2_glock_wait+0x1e0/0x330 [ 257.893052][ T8460] ? __pfx_gfs2_dir_read+0x10/0x10 [ 257.894867][ T8460] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 257.896564][ T8460] ? do_raw_spin_unlock+0x172/0x230 [ 257.898331][ T8460] gfs2_readdir+0x13d/0x1d0 [ 257.899916][ T8460] ? __pfx_gfs2_readdir+0x10/0x10 [ 257.901610][ T8460] ? iterate_dir+0x292/0x9e0 [ 257.903265][ T8460] ? selinux_file_permission+0x125/0x590 [ 257.905259][ T8460] iterate_dir+0x292/0x9e0 [ 257.906868][ T8460] __x64_sys_getdents64+0x14f/0x2e0 [ 257.908718][ T8460] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 257.910735][ T8460] ? __pfx_filldir64+0x10/0x10 [ 257.912487][ T8460] do_syscall_64+0xcf/0x260 [ 257.914159][ T8460] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.916259][ T8460] RIP: 0033:0x7fbb4807dea9 [ 257.917878][ T8460] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 257.924921][ T8460] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 257.927915][ T8460] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 257.930689][ T8460] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 257.933579][ T8460] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 257.936870][ T8460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 257.939572][ T8460] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 257.942289][ T8460] </TASK> [ 257.943406][ T8458] CPU: 2 PID: 8458 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 257.947731][ T8458] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 257.951960][ T8458] Call Trace: [ 257.953399][ T8458] <TASK> [ 257.954652][ T8458] dump_stack_lvl+0x16c/0x1f0 [ 257.956634][ T8458] sysfs_warn_dup+0x7f/0xa0 [ 257.958554][ T8458] sysfs_create_dir_ns+0x24d/0x2b0 [ 257.960722][ T8458] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 257.963077][ T8458] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.965372][ T8458] ? do_raw_spin_unlock+0x172/0x230 [ 257.967568][ T8458] kobject_add_internal+0x2c8/0x990 [ 257.969757][ T8458] kobject_init_and_add+0x11c/0x190 [ 257.971954][ T8458] ? __pfx_kobject_init_and_add+0x10/0x10 [ 257.974380][ T8458] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.976685][ T8458] ? lockdep_init_map_type+0x16d/0x7d0 [ 257.978967][ T8458] gfs2_sys_fs_add+0x207/0x470 [ 257.980987][ T8458] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 257.983209][ T8458] ? __pfx_alloc_workqueue+0x10/0x10 [ 257.985639][ T8458] ? read_word_at_a_time+0xe/0x20 [ 257.987773][ T8458] gfs2_fill_super+0x1352/0x2bf0 [ 257.989789][ T8458] ? __pfx_gfs2_fill_super+0x10/0x10 [ 257.992038][ T8458] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.994307][ T8458] ? set_blocksize+0x2b1/0x350 [ 257.996341][ T8458] ? sb_set_blocksize+0xf6/0x120 [ 257.998430][ T8458] ? setup_bdev_super+0x392/0x720 [ 258.000569][ T8458] get_tree_bdev+0x36f/0x610 [ 258.002518][ T8458] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.004745][ T8458] ? __pfx_get_tree_bdev+0x10/0x10 [ 258.006895][ T8458] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 258.009258][ T8458] ? cap_capable+0x1cf/0x240 [ 258.011194][ T8458] gfs2_get_tree+0x4e/0x280 [ 258.013133][ T8458] vfs_get_tree+0x8f/0x380 [ 258.015019][ T8458] path_mount+0x14e6/0x1f20 [ 258.016651][ T8458] ? kmem_cache_free+0x12e/0x380 [ 258.018338][ T8458] ? __pfx_path_mount+0x10/0x10 [ 258.019964][ T8458] ? putname+0x12e/0x170 [ 258.021506][ T8458] __x64_sys_mount+0x297/0x320 [ 258.023105][ T8458] ? __pfx___x64_sys_mount+0x10/0x10 [ 258.024937][ T8458] do_syscall_64+0xcf/0x260 [ 258.026594][ T8458] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.028624][ T8458] RIP: 0033:0x7f9efaa7f5aa [ 258.030874][ T8458] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 258.038996][ T8458] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 258.042145][ T8458] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 258.045278][ T8458] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 258.048404][ T8458] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 258.051738][ T8458] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 258.055024][ T8458] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 258.057895][ T8458] </TASK> [ 258.059366][ T8458] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 258.066982][ T8458] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 258.380929][ T8467] loop3: detected capacity change from 0 to 32768 [ 258.403940][ T8467] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 258.406477][ T8469] loop0: detected capacity change from 0 to 32768 [ 258.407108][ T8471] loop1: detected capacity change from 0 to 32768 [ 258.407990][ T8467] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 258.412786][ T8469] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 258.416225][ T8469] CPU: 2 PID: 8469 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 258.420509][ T8469] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 258.424719][ T8469] Call Trace: [ 258.426131][ T8469] <TASK> [ 258.427381][ T8469] dump_stack_lvl+0x16c/0x1f0 [ 258.429400][ T8469] sysfs_warn_dup+0x7f/0xa0 [ 258.431342][ T8469] sysfs_create_dir_ns+0x24d/0x2b0 [ 258.433502][ T8469] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 258.435850][ T8469] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 258.438106][ T8469] ? do_raw_spin_unlock+0x172/0x230 [ 258.440289][ T8469] kobject_add_internal+0x2c8/0x990 [ 258.442465][ T8469] kobject_init_and_add+0x11c/0x190 [ 258.444650][ T8469] ? __pfx_kobject_init_and_add+0x10/0x10 [ 258.447021][ T8469] ? lockdep_init_map_type+0x16d/0x7d0 [ 258.449313][ T8469] ? lockdep_init_map_type+0x16d/0x7d0 [ 258.449664][ T8471] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 258.451607][ T8469] gfs2_sys_fs_add+0x207/0x470 [ 258.451634][ T8469] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 258.458487][ T8469] ? __pfx_alloc_workqueue+0x10/0x10 [ 258.460723][ T8469] ? read_word_at_a_time+0xe/0x20 [ 258.462801][ T8469] gfs2_fill_super+0x1352/0x2bf0 [ 258.464659][ T8469] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.466878][ T8469] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 258.468725][ T8469] ? set_blocksize+0x2b1/0x350 [ 258.470368][ T8469] ? sb_set_blocksize+0xf6/0x120 [ 258.472441][ T8469] ? setup_bdev_super+0x392/0x720 [ 258.474371][ T8469] get_tree_bdev+0x36f/0x610 [ 258.476338][ T8469] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.478557][ T8469] ? __pfx_get_tree_bdev+0x10/0x10 [ 258.480735][ T8469] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 258.483084][ T8469] ? cap_capable+0x1cf/0x240 [ 258.485053][ T8469] gfs2_get_tree+0x4e/0x280 [ 258.486971][ T8469] vfs_get_tree+0x8f/0x380 [ 258.488878][ T8469] path_mount+0x14e6/0x1f20 [ 258.490818][ T8469] ? kmem_cache_free+0x12e/0x380 [ 258.492915][ T8469] ? __pfx_path_mount+0x10/0x10 [ 258.494949][ T8469] ? putname+0x12e/0x170 [ 258.496744][ T8469] __x64_sys_mount+0x297/0x320 [ 258.498749][ T8469] ? __pfx___x64_sys_mount+0x10/0x10 [ 258.500947][ T8469] do_syscall_64+0xcf/0x260 [ 258.502858][ T8469] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.505363][ T8469] RIP: 0033:0x7f0085c7f5aa [ 258.507242][ T8469] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 258.514152][ T8469] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 258.516841][ T8469] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 258.517674][ T8473] loop2: detected capacity change from 0 to 32768 [ 258.519152][ T8469] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 258.519164][ T8469] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 258.519170][ T8469] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 258.519177][ T8469] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 258.519186][ T8469] </TASK> [ 258.519192][ T8471] CPU: 0 PID: 8471 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 258.519550][ T8469] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 258.519561][ T8469] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 258.520427][ T8467] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 258.521189][ T54] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 258.521198][ T54] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 258.532445][ T8473] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 258.534547][ T8471] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 258.561894][ T8471] Call Trace: [ 258.563282][ T8471] <TASK> [ 258.564343][ T8471] dump_stack_lvl+0x16c/0x1f0 [ 258.565969][ T8471] sysfs_warn_dup+0x7f/0xa0 [ 258.567817][ T8471] sysfs_create_dir_ns+0x24d/0x2b0 [ 258.569777][ T8471] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 258.571715][ T8471] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 258.573572][ T8471] ? do_raw_spin_unlock+0x172/0x230 [ 258.575348][ T8471] kobject_add_internal+0x2c8/0x990 [ 258.577154][ T8471] kobject_init_and_add+0x11c/0x190 [ 258.578899][ T8471] ? __pfx_kobject_init_and_add+0x10/0x10 [ 258.580844][ T8471] ? lockdep_init_map_type+0x16d/0x7d0 [ 258.582712][ T8471] ? lockdep_init_map_type+0x16d/0x7d0 [ 258.584583][ T8471] gfs2_sys_fs_add+0x207/0x470 [ 258.586438][ T8471] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 258.588603][ T8471] ? __pfx_alloc_workqueue+0x10/0x10 [ 258.590919][ T8471] ? read_word_at_a_time+0xe/0x20 [ 258.593103][ T8471] gfs2_fill_super+0x1352/0x2bf0 [ 258.595002][ T8471] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.597025][ T8471] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 258.598872][ T8471] ? set_blocksize+0x2b1/0x350 [ 258.600535][ T8471] ? sb_set_blocksize+0xf6/0x120 [ 258.602248][ T8471] ? setup_bdev_super+0x392/0x720 [ 258.603970][ T8471] get_tree_bdev+0x36f/0x610 [ 258.605580][ T8471] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.607385][ T8471] ? __pfx_get_tree_bdev+0x10/0x10 [ 258.609149][ T8471] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 258.611089][ T8471] ? cap_capable+0x1cf/0x240 [ 258.612706][ T8471] gfs2_get_tree+0x4e/0x280 [ 258.614269][ T8471] vfs_get_tree+0x8f/0x380 [ 258.615937][ T8471] path_mount+0x14e6/0x1f20 [ 258.617735][ T8471] ? kmem_cache_free+0x12e/0x380 [ 258.619433][ T8471] ? __pfx_path_mount+0x10/0x10 [ 258.621118][ T8471] ? putname+0x12e/0x170 [ 258.622571][ T8471] __x64_sys_mount+0x297/0x320 [ 258.624228][ T8471] ? __pfx___x64_sys_mount+0x10/0x10 [ 258.626042][ T8471] do_syscall_64+0xcf/0x260 [ 258.627605][ T8471] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.629682][ T8471] RIP: 0033:0x7fbb4807f5aa [ 258.631607][ T8471] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 258.639511][ T8471] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 258.642717][ T8471] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 258.645417][ T8471] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 258.648045][ T8471] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 258.650729][ T8471] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 258.653434][ T8471] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 258.656131][ T8471] </TASK> [ 258.657233][ T8473] CPU: 1 PID: 8473 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 258.660654][ T8473] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 258.662117][ T8471] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 258.664170][ T8473] Call Trace: [ 258.664181][ T8473] <TASK> [ 258.664189][ T8473] dump_stack_lvl+0x16c/0x1f0 [ 258.664218][ T8473] sysfs_warn_dup+0x7f/0xa0 [ 258.671420][ T8471] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 258.671665][ T8473] sysfs_create_dir_ns+0x24d/0x2b0 [ 258.676505][ T54] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 155ms [ 258.678627][ T8473] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 258.681957][ T54] gfs2: fsid=syz:syz.0: jid=0: Done [ 258.683733][ T8473] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 258.690784][ T8473] ? do_raw_spin_unlock+0x172/0x230 [ 258.691124][ T8467] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 258.693072][ T8473] kobject_add_internal+0x2c8/0x990 [ 258.698412][ T8473] kobject_init_and_add+0x11c/0x190 [ 258.700719][ T8473] ? __pfx_kobject_init_and_add+0x10/0x10 [ 258.703197][ T8473] ? lockdep_init_map_type+0x16d/0x7d0 [ 258.705395][ T8467] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 258.705629][ T8473] ? lockdep_init_map_type+0x16d/0x7d0 [ 258.711210][ T8473] gfs2_sys_fs_add+0x207/0x470 [ 258.713077][ T8473] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 258.713738][ T8467] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 258.713738][ T8467] inode = 12 2341 [ 258.713738][ T8467] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 258.715155][ T8473] ? __pfx_alloc_workqueue+0x10/0x10 [ 258.715174][ T8473] ? read_word_at_a_time+0xe/0x20 [ 258.715185][ T8473] gfs2_fill_super+0x1352/0x2bf0 [ 258.715198][ T8473] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.715208][ T8473] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 258.724427][ T8467] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 258.724949][ T8473] ? set_blocksize+0x2b1/0x350 [ 258.726850][ T8467] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8467 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 258.728668][ T8473] ? sb_set_blocksize+0xf6/0x120 [ 258.728692][ T8473] ? setup_bdev_super+0x392/0x720 [ 258.728714][ T8473] get_tree_bdev+0x36f/0x610 [ 258.733823][ T8467] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 258.736277][ T8473] ? __pfx_gfs2_fill_super+0x10/0x10 [ 258.738299][ T8467] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 258.741515][ T8473] ? __pfx_get_tree_bdev+0x10/0x10 [ 258.741534][ T8473] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 258.741547][ T8473] ? cap_capable+0x1cf/0x240 [ 258.741562][ T8473] gfs2_get_tree+0x4e/0x280 [ 258.741578][ T8473] vfs_get_tree+0x8f/0x380 [ 258.743990][ T8467] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 258.745708][ T8473] path_mount+0x14e6/0x1f20 [ 258.747771][ T8467] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 258.750558][ T8473] ? kmem_cache_free+0x12e/0x380 [ 258.750576][ T8473] ? __pfx_path_mount+0x10/0x10 [ 258.750589][ T8473] ? putname+0x12e/0x170 [ 258.750600][ T8473] __x64_sys_mount+0x297/0x320 [ 258.750614][ T8473] ? __pfx___x64_sys_mount+0x10/0x10 [ 258.750629][ T8473] do_syscall_64+0xcf/0x260 [ 258.750640][ T8473] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.750657][ T8473] RIP: 0033:0x7f9efaa7f5aa [ 258.750666][ T8473] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 258.750677][ T8473] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 258.750688][ T8473] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 258.750695][ T8473] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 258.750702][ T8473] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 258.756822][ T8467] gfs2: fsid=syz:syz.0: File system withdrawn [ 258.758661][ T8473] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 258.808320][ T8473] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 258.811009][ T8473] </TASK> [ 258.812574][ T8467] CPU: 3 PID: 8467 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 258.814380][ T8473] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 258.816160][ T8467] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 258.816170][ T8467] Call Trace: [ 258.816175][ T8467] <TASK> [ 258.816180][ T8467] dump_stack_lvl+0x16c/0x1f0 [ 258.823245][ T8473] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 258.825293][ T8467] gfs2_withdraw+0xab8/0x1290 [ 258.832916][ T8467] ? __pfx_gfs2_withdraw+0x10/0x10 [ 258.834706][ T8467] gfs2_dirent_scan+0x2fc/0x3c0 [ 258.836382][ T8467] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 258.838269][ T8467] gfs2_dir_read+0x36a/0x14d0 [ 258.839888][ T8467] ? inode_go_held+0x151/0x210 [ 258.841544][ T8467] ? __pfx_inode_go_held+0x10/0x10 [ 258.843299][ T8467] ? gfs2_instantiate+0x1eb/0x250 [ 258.845023][ T8467] ? gfs2_glock_wait+0x1e0/0x330 [ 258.846712][ T8467] ? __pfx_gfs2_dir_read+0x10/0x10 [ 258.848470][ T8467] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 258.850128][ T8467] ? do_raw_spin_unlock+0x172/0x230 [ 258.851894][ T8467] gfs2_readdir+0x13d/0x1d0 [ 258.853466][ T8467] ? __pfx_gfs2_readdir+0x10/0x10 [ 258.855241][ T8467] ? iterate_dir+0x292/0x9e0 [ 258.856798][ T8467] ? selinux_file_permission+0x125/0x590 [ 258.858665][ T8467] iterate_dir+0x292/0x9e0 [ 258.860259][ T8467] __x64_sys_getdents64+0x14f/0x2e0 [ 258.862508][ T8467] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 258.864949][ T8467] ? __pfx_filldir64+0x10/0x10 [ 258.867004][ T8467] do_syscall_64+0xcf/0x260 [ 258.868990][ T8467] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.871500][ T8467] RIP: 0033:0x7fb72827dea9 [ 258.873175][ T8467] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 258.879825][ T8467] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 258.882721][ T8467] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 258.885772][ T8467] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 258.888462][ T8467] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 258.891158][ T8467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 258.893858][ T8467] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 258.896596][ T8467] </TASK> [ 259.217636][ T8480] loop2: detected capacity change from 0 to 32768 [ 259.229181][ T8480] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 259.234038][ T8480] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 259.247531][ T8480] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 259.251875][ T5266] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 259.254219][ T5266] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 259.273418][ T8482] loop1: detected capacity change from 0 to 32768 [ 259.283334][ T8482] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 259.285880][ T8482] CPU: 1 PID: 8482 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 259.289285][ T8482] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 259.292604][ T8482] Call Trace: [ 259.293723][ T8482] <TASK> [ 259.294797][ T8482] dump_stack_lvl+0x16c/0x1f0 [ 259.296400][ T8482] sysfs_warn_dup+0x7f/0xa0 [ 259.296999][ T5266] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 259.297904][ T8482] sysfs_create_dir_ns+0x24d/0x2b0 [ 259.301367][ T5266] gfs2: fsid=syz:syz.0: jid=0: Done [ 259.302278][ T8482] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 259.304838][ T8480] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 259.306010][ T8482] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 259.310343][ T8482] ? do_raw_spin_unlock+0x172/0x230 [ 259.312118][ T8482] kobject_add_internal+0x2c8/0x990 [ 259.313853][ T8480] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 259.313858][ T8482] kobject_init_and_add+0x11c/0x190 [ 259.313871][ T8482] ? __pfx_kobject_init_and_add+0x10/0x10 [ 259.316736][ T8480] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 259.316736][ T8480] inode = 12 2341 [ 259.316736][ T8480] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 259.318460][ T8482] ? lockdep_init_map_type+0x16d/0x7d0 [ 259.321667][ T8480] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 259.326425][ T8482] ? lockdep_init_map_type+0x16d/0x7d0 [ 259.327552][ T8486] loop0: detected capacity change from 0 to 32768 [ 259.329204][ T8480] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8480 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 259.331340][ T8482] gfs2_sys_fs_add+0x207/0x470 [ 259.331360][ T8482] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 259.331374][ T8482] ? __pfx_alloc_workqueue+0x10/0x10 [ 259.331389][ T8482] ? read_word_at_a_time+0xe/0x20 [ 259.331401][ T8482] gfs2_fill_super+0x1352/0x2bf0 [ 259.331412][ T8482] ? __pfx_gfs2_fill_super+0x10/0x10 [ 259.331422][ T8482] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 259.331433][ T8482] ? set_blocksize+0x2b1/0x350 [ 259.331445][ T8482] ? sb_set_blocksize+0xf6/0x120 [ 259.331456][ T8482] ? setup_bdev_super+0x392/0x720 [ 259.331470][ T8482] get_tree_bdev+0x36f/0x610 [ 259.331483][ T8482] ? __pfx_gfs2_fill_super+0x10/0x10 [ 259.331493][ T8482] ? __pfx_get_tree_bdev+0x10/0x10 [ 259.331507][ T8482] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 259.331520][ T8482] ? cap_capable+0x1cf/0x240 [ 259.334102][ T8480] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 259.334195][ T8486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 259.335019][ T8484] loop3: detected capacity change from 0 to 32768 [ 259.336085][ T8482] gfs2_get_tree+0x4e/0x280 [ 259.340380][ T8480] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 259.341822][ T8482] vfs_get_tree+0x8f/0x380 [ 259.344166][ T8480] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 259.346194][ T8482] path_mount+0x14e6/0x1f20 [ 259.348408][ T8480] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 259.350040][ T8484] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 259.350447][ T8482] ? kmem_cache_free+0x12e/0x380 [ 259.350466][ T8482] ? __pfx_path_mount+0x10/0x10 [ 259.350480][ T8482] ? putname+0x12e/0x170 [ 259.350491][ T8482] __x64_sys_mount+0x297/0x320 [ 259.350505][ T8482] ? __pfx___x64_sys_mount+0x10/0x10 [ 259.350520][ T8482] do_syscall_64+0xcf/0x260 [ 259.350531][ T8482] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 259.353426][ T8480] gfs2: fsid=syz:syz.0: File system withdrawn [ 259.354585][ T8482] RIP: 0033:0x7fbb4807f5aa [ 259.406204][ T8482] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 259.412661][ T8482] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 259.415505][ T8482] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 259.418140][ T8482] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 259.420846][ T8482] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 259.423437][ T8482] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 259.426006][ T8482] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 259.428639][ T8482] </TASK> [ 259.429723][ T8480] CPU: 2 PID: 8480 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 259.432919][ T8482] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 259.434598][ T8480] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 259.434614][ T8480] Call Trace: [ 259.434623][ T8480] <TASK> [ 259.434631][ T8480] dump_stack_lvl+0x16c/0x1f0 [ 259.440349][ T8482] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 259.444735][ T8480] gfs2_withdraw+0xab8/0x1290 [ 259.444769][ T8480] ? __pfx_gfs2_withdraw+0x10/0x10 [ 259.457027][ T8480] gfs2_dirent_scan+0x2fc/0x3c0 [ 259.459260][ T8480] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 259.461772][ T8480] gfs2_dir_read+0x36a/0x14d0 [ 259.463891][ T8480] ? inode_go_held+0x151/0x210 [ 259.466070][ T8480] ? __pfx_inode_go_held+0x10/0x10 [ 259.468406][ T8480] ? gfs2_instantiate+0x1eb/0x250 [ 259.470696][ T8480] ? gfs2_glock_wait+0x1e0/0x330 [ 259.472680][ T8480] ? __pfx_gfs2_dir_read+0x10/0x10 [ 259.474377][ T8480] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 259.476023][ T8480] ? do_raw_spin_unlock+0x172/0x230 [ 259.477783][ T8480] gfs2_readdir+0x13d/0x1d0 [ 259.479320][ T8480] ? __pfx_gfs2_readdir+0x10/0x10 [ 259.481021][ T8480] ? iterate_dir+0x292/0x9e0 [ 259.482586][ T8480] ? selinux_file_permission+0x125/0x590 [ 259.484490][ T8480] iterate_dir+0x292/0x9e0 [ 259.485947][ T8480] __x64_sys_getdents64+0x14f/0x2e0 [ 259.487698][ T8480] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 259.489626][ T8480] ? __pfx_filldir64+0x10/0x10 [ 259.491269][ T8480] do_syscall_64+0xcf/0x260 [ 259.492833][ T8480] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 259.495302][ T8480] RIP: 0033:0x7f9efaa7dea9 [ 259.497207][ T8480] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 259.505327][ T8480] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 259.508830][ T8480] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 259.512147][ T8480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 259.515479][ T8480] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 259.518812][ T8480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 259.522129][ T8480] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 259.525411][ T8480] </TASK> [ 259.526727][ T8484] CPU: 0 PID: 8484 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 259.530323][ T8484] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 259.533870][ T8484] Call Trace: [ 259.535033][ T8484] <TASK> [ 259.536226][ T8484] dump_stack_lvl+0x16c/0x1f0 [ 259.537976][ T8484] sysfs_warn_dup+0x7f/0xa0 [ 259.539607][ T8484] sysfs_create_dir_ns+0x24d/0x2b0 [ 259.541518][ T8484] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 259.543703][ T8484] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 259.545894][ T8484] ? do_raw_spin_unlock+0x172/0x230 [ 259.548157][ T8484] kobject_add_internal+0x2c8/0x990 [ 259.550487][ T8484] kobject_init_and_add+0x11c/0x190 [ 259.552276][ T8484] ? __pfx_kobject_init_and_add+0x10/0x10 [ 259.554196][ T8484] ? lockdep_init_map_type+0x16d/0x7d0 [ 259.556090][ T8484] ? lockdep_init_map_type+0x16d/0x7d0 [ 259.557961][ T8484] gfs2_sys_fs_add+0x207/0x470 [ 259.559611][ T8484] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 259.561418][ T8484] ? __pfx_alloc_workqueue+0x10/0x10 [ 259.563215][ T8484] ? read_word_at_a_time+0xe/0x20 [ 259.565144][ T8484] gfs2_fill_super+0x1352/0x2bf0 [ 259.567363][ T8484] ? __pfx_gfs2_fill_super+0x10/0x10 [ 259.569669][ T8484] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 259.571858][ T8484] ? set_blocksize+0x2b1/0x350 [ 259.574002][ T8484] ? sb_set_blocksize+0xf6/0x120 [ 259.576160][ T8484] ? setup_bdev_super+0x392/0x720 [ 259.578390][ T8484] get_tree_bdev+0x36f/0x610 [ 259.580510][ T8484] ? __pfx_gfs2_fill_super+0x10/0x10 [ 259.582891][ T8484] ? __pfx_get_tree_bdev+0x10/0x10 [ 259.585198][ T8484] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 259.587408][ T8484] ? cap_capable+0x1cf/0x240 [ 259.589537][ T8484] gfs2_get_tree+0x4e/0x280 [ 259.591627][ T8484] vfs_get_tree+0x8f/0x380 [ 259.593167][ T8484] path_mount+0x14e6/0x1f20 [ 259.594726][ T8484] ? kmem_cache_free+0x12e/0x380 [ 259.596796][ T8484] ? __pfx_path_mount+0x10/0x10 [ 259.598498][ T8484] ? putname+0x12e/0x170 [ 259.599948][ T8484] __x64_sys_mount+0x297/0x320 [ 259.601646][ T8484] ? __pfx___x64_sys_mount+0x10/0x10 [ 259.603435][ T8484] do_syscall_64+0xcf/0x260 [ 259.604990][ T8484] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 259.607384][ T8484] RIP: 0033:0x7fb72827f5aa [ 259.609391][ T8484] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 259.617917][ T8484] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 259.621434][ T8484] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 259.624128][ T8484] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 259.626832][ T8484] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 259.629538][ T8484] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 259.632243][ T8484] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 259.634917][ T8484] </TASK> [ 259.636236][ T8486] CPU: 1 PID: 8486 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 259.638165][ T8484] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 259.639607][ T8486] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 259.639619][ T8486] Call Trace: [ 259.639624][ T8486] <TASK> [ 259.639628][ T8486] dump_stack_lvl+0x16c/0x1f0 [ 259.644689][ T8484] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 259.647856][ T8486] sysfs_warn_dup+0x7f/0xa0 [ 259.647877][ T8486] sysfs_create_dir_ns+0x24d/0x2b0 [ 259.647892][ T8486] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 259.647907][ T8486] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 259.660768][ T8486] ? do_raw_spin_unlock+0x172/0x230 [ 259.662498][ T8486] kobject_add_internal+0x2c8/0x990 [ 259.664253][ T8486] kobject_init_and_add+0x11c/0x190 [ 259.666030][ T8486] ? __pfx_kobject_init_and_add+0x10/0x10 [ 259.667915][ T8486] ? lockdep_init_map_type+0x16d/0x7d0 [ 259.669733][ T8486] ? lockdep_init_map_type+0x16d/0x7d0 [ 259.671555][ T8486] gfs2_sys_fs_add+0x207/0x470 [ 259.673173][ T8486] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 259.675025][ T8486] ? __pfx_alloc_workqueue+0x10/0x10 [ 259.676794][ T8486] ? read_word_at_a_time+0xe/0x20 [ 259.678469][ T8486] gfs2_fill_super+0x1352/0x2bf0 [ 259.680034][ T8486] ? __pfx_gfs2_fill_super+0x10/0x10 [ 259.681773][ T8486] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 259.683548][ T8486] ? set_blocksize+0x2b1/0x350 [ 259.685145][ T8486] ? sb_set_blocksize+0xf6/0x120 [ 259.686741][ T8486] ? setup_bdev_super+0x392/0x720 [ 259.688421][ T8486] get_tree_bdev+0x36f/0x610 [ 259.689964][ T8486] ? __pfx_gfs2_fill_super+0x10/0x10 [ 259.691722][ T8486] ? __pfx_get_tree_bdev+0x10/0x10 [ 259.693477][ T8486] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 259.695442][ T8486] ? cap_capable+0x1cf/0x240 [ 259.696996][ T8486] gfs2_get_tree+0x4e/0x280 [ 259.698578][ T8486] vfs_get_tree+0x8f/0x380 [ 259.700084][ T8486] path_mount+0x14e6/0x1f20 [ 259.701597][ T8486] ? kmem_cache_free+0x12e/0x380 [ 259.703237][ T8486] ? __pfx_path_mount+0x10/0x10 [ 259.704919][ T8486] ? putname+0x12e/0x170 [ 259.706329][ T8486] __x64_sys_mount+0x297/0x320 [ 259.707918][ T8486] ? __pfx___x64_sys_mount+0x10/0x10 [ 259.709672][ T8486] do_syscall_64+0xcf/0x260 [ 259.711198][ T8486] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 259.713161][ T8486] RIP: 0033:0x7f0085c7f5aa [ 259.714707][ T8486] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 259.722078][ T8486] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 259.725304][ T8486] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 259.728047][ T8486] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 259.730754][ T8486] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 259.733526][ T8486] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 259.736979][ T8486] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 259.739706][ T8486] </TASK> 2024/04/30 20:38:50 executed programs: 982 [ 259.742821][ T8486] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 259.748122][ T8486] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 260.093464][ T8495] loop3: detected capacity change from 0 to 32768 [ 260.100395][ T8493] loop1: detected capacity change from 0 to 32768 [ 260.101710][ T8495] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 260.104042][ T8493] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 260.107848][ T8493] CPU: 1 PID: 8493 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 260.109740][ T8495] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 260.111225][ T8493] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 260.117073][ T8493] Call Trace: [ 260.118247][ T8493] <TASK> [ 260.118896][ T8495] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 260.119276][ T8493] dump_stack_lvl+0x16c/0x1f0 [ 260.119296][ T8493] sysfs_warn_dup+0x7f/0xa0 [ 260.125111][ T8493] sysfs_create_dir_ns+0x24d/0x2b0 [ 260.127374][ T8493] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 260.129498][ T8493] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.131308][ T8493] ? do_raw_spin_unlock+0x172/0x230 [ 260.133142][ T8493] kobject_add_internal+0x2c8/0x990 [ 260.134967][ T8493] kobject_init_and_add+0x11c/0x190 [ 260.136744][ T8493] ? __pfx_kobject_init_and_add+0x10/0x10 [ 260.138668][ T8493] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.140550][ T8493] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.142386][ T8493] gfs2_sys_fs_add+0x207/0x470 [ 260.143260][ T8499] loop2: detected capacity change from 0 to 32768 [ 260.143477][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 260.143489][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 260.144064][ T8493] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 260.144081][ T8493] ? __pfx_alloc_workqueue+0x10/0x10 [ 260.149330][ T8499] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 260.150884][ T8493] ? read_word_at_a_time+0xe/0x20 [ 260.150899][ T8493] gfs2_fill_super+0x1352/0x2bf0 [ 260.150911][ T8493] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.150921][ T8493] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.150932][ T8493] ? set_blocksize+0x2b1/0x350 [ 260.150945][ T8493] ? sb_set_blocksize+0xf6/0x120 [ 260.150956][ T8493] ? setup_bdev_super+0x392/0x720 [ 260.150970][ T8493] get_tree_bdev+0x36f/0x610 [ 260.173216][ T8493] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.175576][ T8493] ? __pfx_get_tree_bdev+0x10/0x10 [ 260.177870][ T8493] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 260.180398][ T8493] ? cap_capable+0x1cf/0x240 [ 260.182496][ T8493] gfs2_get_tree+0x4e/0x280 [ 260.184567][ T8493] vfs_get_tree+0x8f/0x380 [ 260.186584][ T8493] path_mount+0x14e6/0x1f20 [ 260.188644][ T8493] ? kmem_cache_free+0x12e/0x380 [ 260.189882][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 260.190867][ T8493] ? __pfx_path_mount+0x10/0x10 [ 260.190897][ T8493] ? putname+0x12e/0x170 [ 260.194169][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 260.195241][ T8493] __x64_sys_mount+0x297/0x320 [ 260.195264][ T8493] ? __pfx___x64_sys_mount+0x10/0x10 [ 260.197436][ T8495] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 260.198967][ T8493] do_syscall_64+0xcf/0x260 [ 260.198985][ T8493] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 260.199002][ T8493] RIP: 0033:0x7fbb4807f5aa [ 260.201239][ T8497] loop0: detected capacity change from 0 to 32768 [ 260.202502][ T8493] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 260.202516][ T8493] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 260.202528][ T8493] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 260.202535][ T8493] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 260.202542][ T8493] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 260.202548][ T8493] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 260.220010][ T8497] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 260.221925][ T8493] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 260.221940][ T8493] </TASK> [ 260.221947][ T8499] CPU: 2 PID: 8499 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 260.221962][ T8499] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 260.224116][ T8493] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 260.224127][ T8493] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 260.255172][ T8499] Call Trace: [ 260.256316][ T8499] <TASK> [ 260.257318][ T8499] dump_stack_lvl+0x16c/0x1f0 [ 260.258907][ T8499] sysfs_warn_dup+0x7f/0xa0 [ 260.260460][ T8499] sysfs_create_dir_ns+0x24d/0x2b0 [ 260.262163][ T8499] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 260.264011][ T8499] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.265802][ T8499] ? do_raw_spin_unlock+0x172/0x230 [ 260.267535][ T8499] kobject_add_internal+0x2c8/0x990 [ 260.269315][ T8499] kobject_init_and_add+0x11c/0x190 [ 260.271071][ T8499] ? __pfx_kobject_init_and_add+0x10/0x10 [ 260.272970][ T8499] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.274797][ T8499] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.276642][ T8499] gfs2_sys_fs_add+0x207/0x470 [ 260.278241][ T8499] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 260.280018][ T8499] ? __pfx_alloc_workqueue+0x10/0x10 [ 260.281783][ T8499] ? read_word_at_a_time+0xe/0x20 [ 260.283482][ T8499] gfs2_fill_super+0x1352/0x2bf0 [ 260.285159][ T8499] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.286920][ T8499] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.288669][ T8499] ? set_blocksize+0x2b1/0x350 [ 260.290298][ T8499] ? sb_set_blocksize+0xf6/0x120 [ 260.291962][ T8499] ? setup_bdev_super+0x392/0x720 [ 260.293674][ T8499] get_tree_bdev+0x36f/0x610 [ 260.295233][ T8499] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.297010][ T8499] ? __pfx_get_tree_bdev+0x10/0x10 [ 260.298733][ T8499] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 260.300624][ T8499] ? cap_capable+0x1cf/0x240 [ 260.302200][ T8499] gfs2_get_tree+0x4e/0x280 [ 260.303742][ T8499] vfs_get_tree+0x8f/0x380 [ 260.305265][ T8499] path_mount+0x14e6/0x1f20 [ 260.306801][ T8499] ? kmem_cache_free+0x12e/0x380 [ 260.308475][ T8499] ? __pfx_path_mount+0x10/0x10 [ 260.310129][ T8499] ? putname+0x12e/0x170 [ 260.311557][ T8499] __x64_sys_mount+0x297/0x320 [ 260.313200][ T8499] ? __pfx___x64_sys_mount+0x10/0x10 [ 260.314968][ T8499] do_syscall_64+0xcf/0x260 [ 260.316515][ T8499] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 260.318506][ T8499] RIP: 0033:0x7f9efaa7f5aa [ 260.320018][ T8499] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 260.328058][ T8499] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 260.331205][ T8499] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 260.334536][ T8499] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 260.337247][ T8499] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 260.339869][ T8499] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 260.342499][ T8499] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 260.345126][ T8499] </TASK> [ 260.346151][ T8497] CPU: 3 PID: 8497 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 260.346522][ T8499] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 260.349548][ T8497] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 260.349560][ T8497] Call Trace: [ 260.349565][ T8497] <TASK> [ 260.349569][ T8497] dump_stack_lvl+0x16c/0x1f0 [ 260.350916][ T8495] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 260.350933][ T8495] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 260.350933][ T8495] inode = 12 2341 [ 260.350933][ T8495] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 260.350957][ T8495] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 260.350985][ T8495] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8495 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 260.351021][ T8495] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 260.351042][ T8495] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 260.351051][ T8495] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 260.351059][ T8495] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 260.351226][ T8495] gfs2: fsid=syz:syz.0: File system withdrawn [ 260.357076][ T8499] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 260.357356][ T8497] sysfs_warn_dup+0x7f/0xa0 [ 260.357379][ T8497] sysfs_create_dir_ns+0x24d/0x2b0 [ 260.357394][ T8497] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 260.396201][ T8497] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.397959][ T8497] ? do_raw_spin_unlock+0x172/0x230 [ 260.399704][ T8497] kobject_add_internal+0x2c8/0x990 [ 260.401464][ T8497] kobject_init_and_add+0x11c/0x190 [ 260.403218][ T8497] ? __pfx_kobject_init_and_add+0x10/0x10 [ 260.405133][ T8497] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.406974][ T8497] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.408822][ T8497] gfs2_sys_fs_add+0x207/0x470 [ 260.410440][ T8497] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 260.412238][ T8497] ? __pfx_alloc_workqueue+0x10/0x10 [ 260.414032][ T8497] ? read_word_at_a_time+0xe/0x20 [ 260.415702][ T8497] gfs2_fill_super+0x1352/0x2bf0 [ 260.417388][ T8497] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.419158][ T8497] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.420960][ T8497] ? set_blocksize+0x2b1/0x350 [ 260.422577][ T8497] ? sb_set_blocksize+0xf6/0x120 [ 260.424267][ T8497] ? setup_bdev_super+0x392/0x720 [ 260.426048][ T8497] get_tree_bdev+0x36f/0x610 [ 260.427653][ T8497] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.429481][ T8497] ? __pfx_get_tree_bdev+0x10/0x10 [ 260.431288][ T8497] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 260.433199][ T8497] ? cap_capable+0x1cf/0x240 [ 260.434755][ T8497] gfs2_get_tree+0x4e/0x280 [ 260.436308][ T8497] vfs_get_tree+0x8f/0x380 [ 260.437818][ T8497] path_mount+0x14e6/0x1f20 [ 260.439537][ T8497] ? kmem_cache_free+0x12e/0x380 [ 260.441491][ T8497] ? __pfx_path_mount+0x10/0x10 [ 260.443153][ T8497] ? putname+0x12e/0x170 [ 260.444608][ T8497] __x64_sys_mount+0x297/0x320 [ 260.446226][ T8497] ? __pfx___x64_sys_mount+0x10/0x10 [ 260.448077][ T8497] do_syscall_64+0xcf/0x260 [ 260.449809][ T8497] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 260.451828][ T8497] RIP: 0033:0x7f0085c7f5aa [ 260.453356][ T8497] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 260.460721][ T8497] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 260.463687][ T8497] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 260.466422][ T8497] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 260.469436][ T8497] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 260.472693][ T8497] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 260.475406][ T8497] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 260.478115][ T8497] </TASK> [ 260.479180][ T8495] CPU: 0 PID: 8495 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 260.479867][ T8497] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 260.482638][ T8495] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 260.482648][ T8495] Call Trace: [ 260.488428][ T8497] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 260.492614][ T8495] <TASK> [ 260.492628][ T8495] dump_stack_lvl+0x16c/0x1f0 [ 260.492659][ T8495] gfs2_withdraw+0xab8/0x1290 [ 260.492687][ T8495] ? __pfx_gfs2_withdraw+0x10/0x10 [ 260.502222][ T8495] gfs2_dirent_scan+0x2fc/0x3c0 [ 260.503921][ T8495] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 260.505818][ T8495] gfs2_dir_read+0x36a/0x14d0 [ 260.507410][ T8495] ? inode_go_held+0x151/0x210 [ 260.509076][ T8495] ? __pfx_inode_go_held+0x10/0x10 [ 260.510946][ T8495] ? gfs2_instantiate+0x1eb/0x250 [ 260.512692][ T8495] ? gfs2_glock_wait+0x1e0/0x330 [ 260.514411][ T8495] ? __pfx_gfs2_dir_read+0x10/0x10 [ 260.516195][ T8495] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 260.517807][ T8495] ? do_raw_spin_unlock+0x172/0x230 [ 260.519568][ T8495] gfs2_readdir+0x13d/0x1d0 [ 260.521126][ T8495] ? __pfx_gfs2_readdir+0x10/0x10 [ 260.523294][ T8495] ? iterate_dir+0x292/0x9e0 [ 260.525284][ T8495] ? selinux_file_permission+0x125/0x590 [ 260.527698][ T8495] iterate_dir+0x292/0x9e0 [ 260.529481][ T8495] __x64_sys_getdents64+0x14f/0x2e0 [ 260.531758][ T8495] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 260.534229][ T8495] ? __pfx_filldir64+0x10/0x10 [ 260.536267][ T8495] do_syscall_64+0xcf/0x260 [ 260.537811][ T8495] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 260.540393][ T8495] RIP: 0033:0x7fb72827dea9 [ 260.542204][ T8495] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 260.550190][ T8495] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 260.553722][ T8495] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 260.556541][ T8495] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 260.559229][ T8495] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 260.561927][ T8495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 260.564692][ T8495] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 260.567358][ T8495] </TASK> [ 260.889130][ T8506] loop1: detected capacity change from 0 to 32768 [ 260.899648][ T8506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 260.902756][ T8506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 260.919105][ T8506] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 260.922647][ T8508] loop0: detected capacity change from 0 to 32768 [ 260.926778][ T60] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 260.929104][ T60] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 260.933826][ T8508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 260.937132][ T8508] CPU: 3 PID: 8508 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 260.941677][ T8508] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 260.946097][ T8508] Call Trace: [ 260.947586][ T8508] <TASK> [ 260.948925][ T8508] dump_stack_lvl+0x16c/0x1f0 [ 260.951059][ T8508] sysfs_warn_dup+0x7f/0xa0 [ 260.953114][ T8508] sysfs_create_dir_ns+0x24d/0x2b0 [ 260.955356][ T8508] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 260.957830][ T8508] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.960206][ T8508] ? do_raw_spin_unlock+0x172/0x230 [ 260.962505][ T8508] kobject_add_internal+0x2c8/0x990 [ 260.964751][ T8508] kobject_init_and_add+0x11c/0x190 [ 260.967072][ T8508] ? __pfx_kobject_init_and_add+0x10/0x10 [ 260.969613][ T8508] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.971609][ T60] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 260.972049][ T8508] ? lockdep_init_map_type+0x16d/0x7d0 [ 260.975372][ T60] gfs2: fsid=syz:syz.0: jid=0: Done [ 260.977601][ T8508] gfs2_sys_fs_add+0x207/0x470 [ 260.977631][ T8508] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 260.980987][ T8506] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 260.981879][ T8508] ? __pfx_alloc_workqueue+0x10/0x10 [ 260.981909][ T8508] ? read_word_at_a_time+0xe/0x20 [ 260.989359][ T8506] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 260.989703][ T8508] gfs2_fill_super+0x1352/0x2bf0 [ 260.989729][ T8508] ? __pfx_gfs2_fill_super+0x10/0x10 [ 260.989748][ T8508] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 260.991581][ T8506] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 260.991581][ T8506] inode = 12 2341 [ 260.991581][ T8506] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 260.995119][ T8508] ? set_blocksize+0x2b1/0x350 [ 260.995146][ T8508] ? sb_set_blocksize+0xf6/0x120 [ 260.995171][ T8508] ? setup_bdev_super+0x392/0x720 [ 260.996923][ T8506] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 260.999195][ T8508] get_tree_bdev+0x36f/0x610 [ 260.999224][ T8508] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.001091][ T8506] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8506 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 261.008998][ T8508] ? __pfx_get_tree_bdev+0x10/0x10 [ 261.011529][ T8506] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 261.012816][ T8508] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 261.012844][ T8508] ? cap_capable+0x1cf/0x240 [ 261.014313][ T8512] loop3: detected capacity change from 0 to 32768 [ 261.014630][ T8506] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 261.018480][ T8508] gfs2_get_tree+0x4e/0x280 [ 261.018512][ T8508] vfs_get_tree+0x8f/0x380 [ 261.019084][ T8512] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 261.019252][ T8510] loop2: detected capacity change from 0 to 32768 [ 261.020421][ T8506] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 261.022401][ T8508] path_mount+0x14e6/0x1f20 [ 261.025632][ T8506] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 261.027910][ T8508] ? kmem_cache_free+0x12e/0x380 [ 261.031149][ T8506] gfs2: fsid=syz:syz.0: File system withdrawn [ 261.033205][ T8508] ? __pfx_path_mount+0x10/0x10 [ 261.062332][ T8508] ? putname+0x12e/0x170 [ 261.063859][ T8508] __x64_sys_mount+0x297/0x320 [ 261.065587][ T8508] ? __pfx___x64_sys_mount+0x10/0x10 [ 261.067403][ T8508] do_syscall_64+0xcf/0x260 [ 261.069033][ T8508] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.071084][ T8508] RIP: 0033:0x7f0085c7f5aa [ 261.072642][ T8508] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 261.080627][ T8508] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 261.084214][ T8508] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 261.087535][ T8508] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 261.090448][ T8508] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 261.093661][ T8508] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 261.096667][ T8508] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 261.099455][ T8508] </TASK> [ 261.100589][ T8506] CPU: 2 PID: 8506 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 261.101282][ T8508] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 261.104150][ T8506] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 261.109314][ T8508] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 261.112649][ T8506] Call Trace: [ 261.112657][ T8506] <TASK> [ 261.112662][ T8506] dump_stack_lvl+0x16c/0x1f0 [ 261.112681][ T8506] gfs2_withdraw+0xab8/0x1290 [ 261.112697][ T8506] ? __pfx_gfs2_withdraw+0x10/0x10 [ 261.112713][ T8506] gfs2_dirent_scan+0x2fc/0x3c0 [ 261.121774][ T8510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 261.122352][ T8506] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 261.129728][ T8506] gfs2_dir_read+0x36a/0x14d0 [ 261.131714][ T8506] ? inode_go_held+0x151/0x210 [ 261.133783][ T8506] ? __pfx_inode_go_held+0x10/0x10 [ 261.135994][ T8506] ? gfs2_instantiate+0x1eb/0x250 [ 261.138159][ T8506] ? gfs2_glock_wait+0x1e0/0x330 [ 261.140308][ T8506] ? __pfx_gfs2_dir_read+0x10/0x10 [ 261.142509][ T8506] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 261.144522][ T8506] ? do_raw_spin_unlock+0x172/0x230 [ 261.146248][ T8506] gfs2_readdir+0x13d/0x1d0 [ 261.147761][ T8506] ? __pfx_gfs2_readdir+0x10/0x10 [ 261.149467][ T8506] ? iterate_dir+0x292/0x9e0 [ 261.151022][ T8506] ? selinux_file_permission+0x125/0x590 [ 261.152903][ T8506] iterate_dir+0x292/0x9e0 [ 261.154398][ T8506] __x64_sys_getdents64+0x14f/0x2e0 [ 261.156145][ T8506] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 261.158020][ T8506] ? __pfx_filldir64+0x10/0x10 [ 261.159611][ T8506] do_syscall_64+0xcf/0x260 [ 261.161141][ T8506] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.163085][ T8506] RIP: 0033:0x7fbb4807dea9 [ 261.164580][ T8506] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 261.170931][ T8506] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 261.173680][ T8506] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 261.176292][ T8506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 261.178898][ T8506] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 261.181511][ T8506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 261.184127][ T8506] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 261.186736][ T8506] </TASK> [ 261.187776][ T8510] CPU: 3 PID: 8510 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 261.191299][ T8510] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 261.195128][ T8510] Call Trace: [ 261.196623][ T8510] <TASK> [ 261.197656][ T8510] dump_stack_lvl+0x16c/0x1f0 [ 261.199231][ T8510] sysfs_warn_dup+0x7f/0xa0 [ 261.200765][ T8510] sysfs_create_dir_ns+0x24d/0x2b0 [ 261.202465][ T8510] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 261.204352][ T8510] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.206123][ T8510] ? do_raw_spin_unlock+0x172/0x230 [ 261.207844][ T8510] kobject_add_internal+0x2c8/0x990 [ 261.209591][ T8510] kobject_init_and_add+0x11c/0x190 [ 261.211331][ T8510] ? __pfx_kobject_init_and_add+0x10/0x10 [ 261.213258][ T8510] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.215659][ T8510] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.217778][ T8510] gfs2_sys_fs_add+0x207/0x470 [ 261.219380][ T8510] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 261.221141][ T8510] ? __pfx_alloc_workqueue+0x10/0x10 [ 261.222896][ T8510] ? read_word_at_a_time+0xe/0x20 [ 261.224581][ T8510] gfs2_fill_super+0x1352/0x2bf0 [ 261.226227][ T8510] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.227989][ T8510] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.229777][ T8510] ? set_blocksize+0x2b1/0x350 [ 261.231386][ T8510] ? sb_set_blocksize+0xf6/0x120 [ 261.233036][ T8510] ? setup_bdev_super+0x392/0x720 [ 261.234725][ T8510] get_tree_bdev+0x36f/0x610 [ 261.236281][ T8510] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.238028][ T8510] ? __pfx_get_tree_bdev+0x10/0x10 [ 261.239733][ T8510] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 261.241590][ T8510] ? cap_capable+0x1cf/0x240 [ 261.243142][ T8510] gfs2_get_tree+0x4e/0x280 [ 261.244668][ T8510] vfs_get_tree+0x8f/0x380 [ 261.246162][ T8510] path_mount+0x14e6/0x1f20 [ 261.247673][ T8510] ? kmem_cache_free+0x12e/0x380 [ 261.249331][ T8510] ? __pfx_path_mount+0x10/0x10 [ 261.250953][ T8510] ? putname+0x12e/0x170 [ 261.252368][ T8510] __x64_sys_mount+0x297/0x320 [ 261.254230][ T8510] ? __pfx___x64_sys_mount+0x10/0x10 [ 261.256056][ T8510] do_syscall_64+0xcf/0x260 [ 261.257573][ T8510] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.259533][ T8510] RIP: 0033:0x7f9efaa7f5aa [ 261.261021][ T8510] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 261.267346][ T8510] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 261.270094][ T8510] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 261.272705][ T8510] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 261.275329][ T8510] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 261.277925][ T8510] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 261.280521][ T8510] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 261.283115][ T8510] </TASK> [ 261.284161][ T8512] CPU: 2 PID: 8512 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 261.284626][ T8510] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 261.287607][ T8512] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 261.287620][ T8512] Call Trace: [ 261.287626][ T8512] <TASK> [ 261.292210][ T8510] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 261.295653][ T8512] dump_stack_lvl+0x16c/0x1f0 [ 261.301521][ T8512] sysfs_warn_dup+0x7f/0xa0 [ 261.303043][ T8512] sysfs_create_dir_ns+0x24d/0x2b0 [ 261.304810][ T8512] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 261.306669][ T8512] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.308464][ T8512] ? do_raw_spin_unlock+0x172/0x230 [ 261.310206][ T8512] kobject_add_internal+0x2c8/0x990 [ 261.311936][ T8512] kobject_init_and_add+0x11c/0x190 [ 261.313678][ T8512] ? __pfx_kobject_init_and_add+0x10/0x10 [ 261.315566][ T8512] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.317381][ T8512] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.319187][ T8512] gfs2_sys_fs_add+0x207/0x470 [ 261.320794][ T8512] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 261.322549][ T8512] ? __pfx_alloc_workqueue+0x10/0x10 [ 261.324319][ T8512] ? read_word_at_a_time+0xe/0x20 [ 261.325985][ T8512] gfs2_fill_super+0x1352/0x2bf0 [ 261.327628][ T8512] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.329391][ T8512] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.331188][ T8512] ? set_blocksize+0x2b1/0x350 [ 261.332862][ T8512] ? sb_set_blocksize+0xf6/0x120 [ 261.334574][ T8512] ? setup_bdev_super+0x392/0x720 [ 261.336269][ T8512] get_tree_bdev+0x36f/0x610 [ 261.337821][ T8512] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.339556][ T8512] ? __pfx_get_tree_bdev+0x10/0x10 [ 261.341260][ T8512] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 261.343108][ T8512] ? cap_capable+0x1cf/0x240 [ 261.344846][ T8512] gfs2_get_tree+0x4e/0x280 [ 261.346855][ T8512] vfs_get_tree+0x8f/0x380 [ 261.348858][ T8512] path_mount+0x14e6/0x1f20 [ 261.350889][ T8512] ? kmem_cache_free+0x12e/0x380 [ 261.353085][ T8512] ? __pfx_path_mount+0x10/0x10 [ 261.355243][ T8512] ? putname+0x12e/0x170 [ 261.357151][ T8512] __x64_sys_mount+0x297/0x320 [ 261.358862][ T8512] ? __pfx___x64_sys_mount+0x10/0x10 [ 261.360643][ T8512] do_syscall_64+0xcf/0x260 [ 261.362181][ T8512] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.364181][ T8512] RIP: 0033:0x7fb72827f5aa [ 261.366125][ T8512] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 261.373344][ T8512] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 261.376130][ T8512] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 261.378957][ T8512] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 261.381669][ T8512] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 261.384410][ T8512] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 261.387326][ T8512] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 261.390648][ T8512] </TASK> [ 261.392372][ T8512] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 261.397759][ T8512] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 261.606731][ T8519] loop0: detected capacity change from 0 to 32768 [ 261.611651][ T8519] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 261.614671][ T8519] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 261.622477][ T8519] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 261.631096][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 261.633965][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 261.664899][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 261.668453][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 261.671948][ T8519] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 261.684585][ T8519] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 261.688382][ T8519] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 261.688382][ T8519] inode = 12 2341 [ 261.688382][ T8519] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 261.693982][ T8521] loop2: detected capacity change from 0 to 32768 [ 261.696836][ T8519] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 261.702403][ T8519] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8519 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 261.705807][ T8519] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 261.708870][ T8519] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 261.711643][ T8519] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 261.714782][ T8519] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 261.717594][ T8519] gfs2: fsid=syz:syz.0: File system withdrawn [ 261.720018][ T8521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 261.720028][ T8521] CPU: 3 PID: 8521 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 261.726036][ T8521] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 261.729436][ T8521] Call Trace: [ 261.730590][ T8521] <TASK> [ 261.731590][ T8521] dump_stack_lvl+0x16c/0x1f0 [ 261.733237][ T8521] sysfs_warn_dup+0x7f/0xa0 [ 261.734785][ T8521] sysfs_create_dir_ns+0x24d/0x2b0 [ 261.736566][ T8521] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 261.738464][ T8521] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.740316][ T8521] ? do_raw_spin_unlock+0x172/0x230 [ 261.742085][ T8521] kobject_add_internal+0x2c8/0x990 [ 261.743881][ T8521] kobject_init_and_add+0x11c/0x190 [ 261.745672][ T8521] ? __pfx_kobject_init_and_add+0x10/0x10 [ 261.747603][ T8521] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.749452][ T8521] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.751330][ T8521] gfs2_sys_fs_add+0x207/0x470 [ 261.752971][ T8521] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 261.754831][ T8521] ? __pfx_alloc_workqueue+0x10/0x10 [ 261.756658][ T8521] ? read_word_at_a_time+0xe/0x20 [ 261.758368][ T8521] gfs2_fill_super+0x1352/0x2bf0 [ 261.760081][ T8521] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.761864][ T8521] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.763715][ T8521] ? set_blocksize+0x2b1/0x350 [ 261.765462][ T8521] ? sb_set_blocksize+0xf6/0x120 [ 261.765489][ T8525] loop1: detected capacity change from 0 to 32768 [ 261.767192][ T8521] ? setup_bdev_super+0x392/0x720 [ 261.771142][ T8521] get_tree_bdev+0x36f/0x610 [ 261.772696][ T8521] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.774451][ T8521] ? __pfx_get_tree_bdev+0x10/0x10 [ 261.776161][ T8521] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 261.778019][ T8521] ? cap_capable+0x1cf/0x240 [ 261.779572][ T8521] gfs2_get_tree+0x4e/0x280 [ 261.781106][ T8521] vfs_get_tree+0x8f/0x380 [ 261.782595][ T8521] path_mount+0x14e6/0x1f20 [ 261.784132][ T8521] ? kmem_cache_free+0x12e/0x380 [ 261.785770][ T8521] ? __pfx_path_mount+0x10/0x10 [ 261.787373][ T8521] ? putname+0x12e/0x170 [ 261.788799][ T8521] __x64_sys_mount+0x297/0x320 [ 261.790407][ T8521] ? __pfx___x64_sys_mount+0x10/0x10 [ 261.792176][ T8521] do_syscall_64+0xcf/0x260 [ 261.793696][ T8521] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.795656][ T8521] RIP: 0033:0x7f9efaa7f5aa [ 261.797159][ T8521] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 261.802762][ T8523] loop3: detected capacity change from 0 to 32768 [ 261.803469][ T8521] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 261.809067][ T8521] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 261.811682][ T8521] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 261.814304][ T8521] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 261.816912][ T8521] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 261.819513][ T8521] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 261.822129][ T8521] </TASK> [ 261.823174][ T8519] CPU: 2 PID: 8519 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 261.824327][ T8521] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 261.827483][ T8519] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 261.827494][ T8519] Call Trace: [ 261.827499][ T8519] <TASK> [ 261.827503][ T8519] dump_stack_lvl+0x16c/0x1f0 [ 261.827521][ T8519] gfs2_withdraw+0xab8/0x1290 [ 261.827538][ T8519] ? __pfx_gfs2_withdraw+0x10/0x10 [ 261.832248][ T8521] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 261.835677][ T8519] gfs2_dirent_scan+0x2fc/0x3c0 [ 261.835708][ T8519] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 261.850238][ T8519] gfs2_dir_read+0x36a/0x14d0 [ 261.851061][ T8523] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 261.851822][ T8519] ? inode_go_held+0x151/0x210 [ 261.851839][ T8519] ? __pfx_inode_go_held+0x10/0x10 [ 261.851853][ T8519] ? gfs2_instantiate+0x1eb/0x250 [ 261.851864][ T8519] ? gfs2_glock_wait+0x1e0/0x330 [ 261.853087][ T8525] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 261.865030][ T8519] ? __pfx_gfs2_dir_read+0x10/0x10 [ 261.867193][ T8519] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 261.869150][ T8519] ? do_raw_spin_unlock+0x172/0x230 [ 261.871165][ T8519] gfs2_readdir+0x13d/0x1d0 [ 261.872938][ T8519] ? __pfx_gfs2_readdir+0x10/0x10 [ 261.874714][ T8519] ? iterate_dir+0x292/0x9e0 [ 261.876551][ T8519] ? selinux_file_permission+0x125/0x590 [ 261.879050][ T8519] iterate_dir+0x292/0x9e0 [ 261.881045][ T8519] __x64_sys_getdents64+0x14f/0x2e0 [ 261.882948][ T8519] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 261.884937][ T8519] ? __pfx_filldir64+0x10/0x10 [ 261.886560][ T8519] do_syscall_64+0xcf/0x260 [ 261.888202][ T8519] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.890198][ T8519] RIP: 0033:0x7f0085c7dea9 [ 261.892183][ T8519] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 261.900114][ T8519] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 261.902964][ T8519] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 261.905908][ T8519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 261.909183][ T8519] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 261.912656][ T8519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 261.916149][ T8519] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 261.919655][ T8519] </TASK> [ 261.921042][ T8523] CPU: 1 PID: 8523 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 261.924702][ T8523] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 261.928266][ T8523] Call Trace: [ 261.929458][ T8523] <TASK> [ 261.930529][ T8523] dump_stack_lvl+0x16c/0x1f0 [ 261.932332][ T8523] sysfs_warn_dup+0x7f/0xa0 [ 261.933895][ T8523] sysfs_create_dir_ns+0x24d/0x2b0 [ 261.935655][ T8523] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 261.937576][ T8523] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.939375][ T8523] ? do_raw_spin_unlock+0x172/0x230 [ 261.941163][ T8523] kobject_add_internal+0x2c8/0x990 [ 261.942956][ T8523] kobject_init_and_add+0x11c/0x190 [ 261.944723][ T8523] ? __pfx_kobject_init_and_add+0x10/0x10 [ 261.946621][ T8523] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.948490][ T8523] ? lockdep_init_map_type+0x16d/0x7d0 [ 261.950340][ T8523] gfs2_sys_fs_add+0x207/0x470 [ 261.951955][ T8523] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 261.953768][ T8523] ? __pfx_alloc_workqueue+0x10/0x10 [ 261.955514][ T8523] ? read_word_at_a_time+0xe/0x20 [ 261.957204][ T8523] gfs2_fill_super+0x1352/0x2bf0 [ 261.958915][ T8523] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.960690][ T8523] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 261.962675][ T8523] ? set_blocksize+0x2b1/0x350 [ 261.964318][ T8523] ? sb_set_blocksize+0xf6/0x120 [ 261.965994][ T8523] ? setup_bdev_super+0x392/0x720 [ 261.967683][ T8523] get_tree_bdev+0x36f/0x610 [ 261.969409][ T8523] ? __pfx_gfs2_fill_super+0x10/0x10 [ 261.971210][ T8523] ? __pfx_get_tree_bdev+0x10/0x10 [ 261.972971][ T8523] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 261.974904][ T8523] ? cap_capable+0x1cf/0x240 [ 261.976488][ T8523] gfs2_get_tree+0x4e/0x280 [ 261.978027][ T8523] vfs_get_tree+0x8f/0x380 [ 261.979565][ T8523] path_mount+0x14e6/0x1f20 [ 261.981163][ T8523] ? kmem_cache_free+0x12e/0x380 [ 261.982874][ T8523] ? __pfx_path_mount+0x10/0x10 [ 261.984581][ T8523] ? putname+0x12e/0x170 [ 261.986015][ T8523] __x64_sys_mount+0x297/0x320 [ 261.987643][ T8523] ? __pfx___x64_sys_mount+0x10/0x10 [ 261.989435][ T8523] do_syscall_64+0xcf/0x260 [ 261.990989][ T8523] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.993003][ T8523] RIP: 0033:0x7fb72827f5aa [ 261.994594][ T8523] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 262.001044][ T8523] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 262.003833][ T8523] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 262.006560][ T8523] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 262.009276][ T8523] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 262.011923][ T8523] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 262.014609][ T8523] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 262.017230][ T8523] </TASK> [ 262.018286][ T8525] CPU: 2 PID: 8525 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 262.021792][ T8525] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 262.023227][ T8523] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 262.025807][ T8525] Call Trace: [ 262.030503][ T8523] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 262.031561][ T8525] <TASK> [ 262.034863][ T8525] dump_stack_lvl+0x16c/0x1f0 [ 262.036530][ T8525] sysfs_warn_dup+0x7f/0xa0 [ 262.038139][ T8525] sysfs_create_dir_ns+0x24d/0x2b0 [ 262.039899][ T8525] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 262.041835][ T8525] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.043817][ T8525] ? do_raw_spin_unlock+0x172/0x230 [ 262.046150][ T8525] kobject_add_internal+0x2c8/0x990 [ 262.048369][ T8525] kobject_init_and_add+0x11c/0x190 [ 262.050657][ T8525] ? __pfx_kobject_init_and_add+0x10/0x10 [ 262.053005][ T8525] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.055186][ T8525] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.057557][ T8525] gfs2_sys_fs_add+0x207/0x470 [ 262.059668][ T8525] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 262.061969][ T8525] ? __pfx_alloc_workqueue+0x10/0x10 [ 262.064270][ T8525] ? read_word_at_a_time+0xe/0x20 [ 262.066454][ T8525] gfs2_fill_super+0x1352/0x2bf0 [ 262.068616][ T8525] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.070910][ T8525] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.072984][ T8525] ? set_blocksize+0x2b1/0x350 [ 262.074593][ T8525] ? sb_set_blocksize+0xf6/0x120 [ 262.076274][ T8525] ? setup_bdev_super+0x392/0x720 [ 262.077970][ T8525] get_tree_bdev+0x36f/0x610 [ 262.079527][ T8525] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.081302][ T8525] ? __pfx_get_tree_bdev+0x10/0x10 [ 262.083005][ T8525] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 262.084872][ T8525] ? cap_capable+0x1cf/0x240 [ 262.086424][ T8525] gfs2_get_tree+0x4e/0x280 [ 262.087949][ T8525] vfs_get_tree+0x8f/0x380 [ 262.089461][ T8525] path_mount+0x14e6/0x1f20 [ 262.090999][ T8525] ? kmem_cache_free+0x12e/0x380 [ 262.092681][ T8525] ? __pfx_path_mount+0x10/0x10 [ 262.094319][ T8525] ? putname+0x12e/0x170 [ 262.095738][ T8525] __x64_sys_mount+0x297/0x320 [ 262.097359][ T8525] ? __pfx___x64_sys_mount+0x10/0x10 [ 262.099130][ T8525] do_syscall_64+0xcf/0x260 [ 262.100671][ T8525] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.102654][ T8525] RIP: 0033:0x7fbb4807f5aa [ 262.104189][ T8525] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 262.110631][ T8525] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 262.113432][ T8525] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 262.116084][ T8525] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 262.118712][ T8525] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 262.121352][ T8525] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 262.124002][ T8525] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 262.127132][ T8525] </TASK> [ 262.128944][ T8525] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 262.133727][ T8525] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 262.420395][ T8534] loop3: detected capacity change from 0 to 32768 [ 262.427322][ T8532] loop2: detected capacity change from 0 to 32768 [ 262.435388][ T8536] loop1: detected capacity change from 0 to 32768 [ 262.439933][ T8536] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 262.442058][ T8532] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 262.442779][ T8534] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 262.445748][ T8532] CPU: 3 PID: 8532 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 262.448385][ T8536] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 262.451625][ T8532] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 262.451634][ T8532] Call Trace: [ 262.451639][ T8532] <TASK> [ 262.451644][ T8532] dump_stack_lvl+0x16c/0x1f0 [ 262.451663][ T8532] sysfs_warn_dup+0x7f/0xa0 [ 262.451678][ T8532] sysfs_create_dir_ns+0x24d/0x2b0 [ 262.451692][ T8532] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 262.451707][ T8532] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.451718][ T8532] ? do_raw_spin_unlock+0x172/0x230 [ 262.451729][ T8532] kobject_add_internal+0x2c8/0x990 [ 262.451744][ T8532] kobject_init_and_add+0x11c/0x190 [ 262.451754][ T8532] ? __pfx_kobject_init_and_add+0x10/0x10 [ 262.451764][ T8532] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.451779][ T8532] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.451794][ T8532] gfs2_sys_fs_add+0x207/0x470 [ 262.451809][ T8532] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 262.451822][ T8532] ? __pfx_alloc_workqueue+0x10/0x10 [ 262.484115][ T8532] ? read_word_at_a_time+0xe/0x20 [ 262.485798][ T8532] gfs2_fill_super+0x1352/0x2bf0 [ 262.487457][ T8532] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.489230][ T8532] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.491024][ T8532] ? set_blocksize+0x2b1/0x350 [ 262.492637][ T8532] ? sb_set_blocksize+0xf6/0x120 [ 262.494322][ T8532] ? setup_bdev_super+0x392/0x720 [ 262.496055][ T8532] get_tree_bdev+0x36f/0x610 [ 262.497611][ T8532] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.499370][ T8532] ? __pfx_get_tree_bdev+0x10/0x10 [ 262.501092][ T8532] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 262.502962][ T8532] ? cap_capable+0x1cf/0x240 [ 262.504562][ T8532] gfs2_get_tree+0x4e/0x280 [ 262.506092][ T8532] vfs_get_tree+0x8f/0x380 [ 262.507593][ T8532] path_mount+0x14e6/0x1f20 [ 262.509134][ T8532] ? kmem_cache_free+0x12e/0x380 [ 262.510803][ T8532] ? __pfx_path_mount+0x10/0x10 [ 262.512458][ T8532] ? putname+0x12e/0x170 [ 262.513911][ T8532] __x64_sys_mount+0x297/0x320 [ 262.515563][ T8532] ? __pfx___x64_sys_mount+0x10/0x10 [ 262.517342][ T8532] do_syscall_64+0xcf/0x260 [ 262.518877][ T8532] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.520860][ T8532] RIP: 0033:0x7f9efaa7f5aa [ 262.522360][ T8532] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 262.525846][ T8538] loop0: detected capacity change from 0 to 32768 [ 262.528777][ T8532] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 262.528794][ T8532] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 262.528802][ T8532] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 262.528809][ T8532] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 262.528815][ T8532] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 262.528822][ T8532] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 262.528831][ T8532] </TASK> [ 262.532745][ T8538] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 262.533888][ T8534] CPU: 0 PID: 8534 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 262.533905][ T8534] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 262.533912][ T8534] Call Trace: [ 262.533918][ T8534] <TASK> [ 262.533922][ T8534] dump_stack_lvl+0x16c/0x1f0 [ 262.534761][ T8532] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 262.534772][ T8532] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 262.568150][ T8534] sysfs_warn_dup+0x7f/0xa0 [ 262.569698][ T8534] sysfs_create_dir_ns+0x24d/0x2b0 [ 262.571450][ T8534] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 262.571609][ T8536] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 262.573343][ T8534] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.577812][ T8534] ? do_raw_spin_unlock+0x172/0x230 [ 262.579554][ T8534] kobject_add_internal+0x2c8/0x990 [ 262.581316][ T8534] kobject_init_and_add+0x11c/0x190 [ 262.583090][ T8534] ? __pfx_kobject_init_and_add+0x10/0x10 [ 262.585358][ T8534] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.585725][ T60] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 262.587273][ T8534] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.589562][ T60] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 262.591371][ T8534] gfs2_sys_fs_add+0x207/0x470 [ 262.591395][ T8534] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 262.591409][ T8534] ? __pfx_alloc_workqueue+0x10/0x10 [ 262.591424][ T8534] ? read_word_at_a_time+0xe/0x20 [ 262.600518][ T8534] gfs2_fill_super+0x1352/0x2bf0 [ 262.602178][ T8534] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.603937][ T8534] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.605726][ T8534] ? set_blocksize+0x2b1/0x350 [ 262.607364][ T8534] ? sb_set_blocksize+0xf6/0x120 [ 262.609032][ T8534] ? setup_bdev_super+0x392/0x720 [ 262.610729][ T8534] get_tree_bdev+0x36f/0x610 [ 262.612295][ T8534] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.614056][ T8534] ? __pfx_get_tree_bdev+0x10/0x10 [ 262.615767][ T8534] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 262.617702][ T8534] ? cap_capable+0x1cf/0x240 [ 262.619254][ T8534] gfs2_get_tree+0x4e/0x280 [ 262.620795][ T8534] vfs_get_tree+0x8f/0x380 [ 262.622299][ T8534] path_mount+0x14e6/0x1f20 [ 262.623827][ T8534] ? kmem_cache_free+0x12e/0x380 [ 262.625498][ T8534] ? __pfx_path_mount+0x10/0x10 [ 262.627133][ T8534] ? putname+0x12e/0x170 [ 262.628618][ T8534] __x64_sys_mount+0x297/0x320 [ 262.630237][ T8534] ? __pfx___x64_sys_mount+0x10/0x10 [ 262.632021][ T8534] do_syscall_64+0xcf/0x260 [ 262.633552][ T8534] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.635528][ T8534] RIP: 0033:0x7fb72827f5aa [ 262.637026][ T8534] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 262.643428][ T8534] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 262.646219][ T8534] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 262.648870][ T8534] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 262.651507][ T8534] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 262.654146][ T8534] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 262.656784][ T8534] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 262.659431][ T8534] </TASK> [ 262.662036][ T8534] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 262.663294][ T8538] CPU: 2 PID: 8538 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 262.666586][ T8534] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 262.671103][ T8538] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 262.671119][ T8538] Call Trace: [ 262.671127][ T8538] <TASK> [ 262.671135][ T8538] dump_stack_lvl+0x16c/0x1f0 [ 262.671166][ T8538] sysfs_warn_dup+0x7f/0xa0 [ 262.678210][ T60] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 88ms [ 262.679018][ T8538] sysfs_create_dir_ns+0x24d/0x2b0 [ 262.680560][ T60] gfs2: fsid=syz:syz.0: jid=0: Done [ 262.682236][ T8538] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 262.683913][ T8536] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 262.687150][ T8538] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.693609][ T8536] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 262.693681][ T8538] ? do_raw_spin_unlock+0x172/0x230 [ 262.696789][ T8536] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 262.696789][ T8536] inode = 12 2341 [ 262.696789][ T8536] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 262.699040][ T8538] kobject_add_internal+0x2c8/0x990 [ 262.699077][ T8538] kobject_init_and_add+0x11c/0x190 [ 262.699097][ T8538] ? __pfx_kobject_init_and_add+0x10/0x10 [ 262.699116][ T8538] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.699145][ T8538] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.699176][ T8538] gfs2_sys_fs_add+0x207/0x470 [ 262.699200][ T8538] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 262.699224][ T8538] ? __pfx_alloc_workqueue+0x10/0x10 [ 262.702303][ T8536] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 262.704377][ T8538] ? read_word_at_a_time+0xe/0x20 [ 262.710470][ T8536] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8536 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 262.712218][ T8538] gfs2_fill_super+0x1352/0x2bf0 [ 262.714223][ T8536] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 262.716150][ T8538] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.717956][ T8536] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 262.720018][ T8538] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.720043][ T8538] ? set_blocksize+0x2b1/0x350 [ 262.720061][ T8538] ? sb_set_blocksize+0xf6/0x120 [ 262.720078][ T8538] ? setup_bdev_super+0x392/0x720 [ 262.721679][ T8536] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 262.724015][ T8538] get_tree_bdev+0x36f/0x610 [ 262.725774][ T8536] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 262.725904][ T8536] gfs2: fsid=syz:syz.0: File system withdrawn [ 262.729703][ T8538] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.729729][ T8538] ? __pfx_get_tree_bdev+0x10/0x10 [ 262.729755][ T8538] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 262.767343][ T8538] ? cap_capable+0x1cf/0x240 [ 262.768921][ T8538] gfs2_get_tree+0x4e/0x280 [ 262.770511][ T8538] vfs_get_tree+0x8f/0x380 [ 262.772032][ T8538] path_mount+0x14e6/0x1f20 [ 262.773572][ T8538] ? kmem_cache_free+0x12e/0x380 [ 262.775231][ T8538] ? __pfx_path_mount+0x10/0x10 [ 262.776855][ T8538] ? putname+0x12e/0x170 [ 262.778483][ T8538] __x64_sys_mount+0x297/0x320 [ 262.780121][ T8538] ? __pfx___x64_sys_mount+0x10/0x10 [ 262.781894][ T8538] do_syscall_64+0xcf/0x260 [ 262.783785][ T8538] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.786331][ T8538] RIP: 0033:0x7f0085c7f5aa [ 262.788288][ T8538] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 262.796727][ T8538] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 262.800310][ T8538] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 262.803772][ T8538] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 262.807266][ T8538] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 262.810493][ T8538] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 262.813162][ T8538] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 262.815798][ T8538] </TASK> [ 262.816868][ T8536] CPU: 3 PID: 8536 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 262.817418][ T8538] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 262.820437][ T8536] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 262.820449][ T8536] Call Trace: [ 262.820454][ T8536] <TASK> [ 262.820459][ T8536] dump_stack_lvl+0x16c/0x1f0 [ 262.820478][ T8536] gfs2_withdraw+0xab8/0x1290 [ 262.820494][ T8536] ? __pfx_gfs2_withdraw+0x10/0x10 [ 262.820510][ T8536] gfs2_dirent_scan+0x2fc/0x3c0 [ 262.820525][ T8536] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 262.820541][ T8536] gfs2_dir_read+0x36a/0x14d0 [ 262.820551][ T8536] ? inode_go_held+0x151/0x210 [ 262.820564][ T8536] ? __pfx_inode_go_held+0x10/0x10 [ 262.820577][ T8536] ? gfs2_instantiate+0x1eb/0x250 [ 262.820588][ T8536] ? gfs2_glock_wait+0x1e0/0x330 [ 262.820600][ T8536] ? __pfx_gfs2_dir_read+0x10/0x10 [ 262.820610][ T8536] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 262.825236][ T8538] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 262.828889][ T8536] ? do_raw_spin_unlock+0x172/0x230 [ 262.857188][ T8536] gfs2_readdir+0x13d/0x1d0 [ 262.859218][ T8536] ? __pfx_gfs2_readdir+0x10/0x10 [ 262.861468][ T8536] ? iterate_dir+0x292/0x9e0 [ 262.863513][ T8536] ? selinux_file_permission+0x125/0x590 [ 262.866002][ T8536] iterate_dir+0x292/0x9e0 [ 262.868008][ T8536] __x64_sys_getdents64+0x14f/0x2e0 [ 262.870326][ T8536] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 262.872840][ T8536] ? __pfx_filldir64+0x10/0x10 [ 262.874966][ T8536] do_syscall_64+0xcf/0x260 [ 262.876992][ T8536] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.879629][ T8536] RIP: 0033:0x7fbb4807dea9 [ 262.881620][ T8536] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 262.890103][ T8536] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 262.893720][ T8536] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 262.897237][ T8536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 262.900728][ T8536] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 262.904197][ T8536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 262.907585][ T8536] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 262.911070][ T8536] </TASK> [ 262.911506][ T8544] loop2: detected capacity change from 0 to 32768 [ 262.918022][ T8544] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 262.922351][ T8544] CPU: 1 PID: 8544 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 262.925923][ T8544] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 262.929391][ T8544] Call Trace: [ 262.930569][ T8544] <TASK> [ 262.931598][ T8544] dump_stack_lvl+0x16c/0x1f0 [ 262.933267][ T8544] sysfs_warn_dup+0x7f/0xa0 [ 262.934833][ T8544] sysfs_create_dir_ns+0x24d/0x2b0 [ 262.936599][ T8544] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 262.938551][ T8544] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.940385][ T8544] ? do_raw_spin_unlock+0x172/0x230 [ 262.942179][ T8544] kobject_add_internal+0x2c8/0x990 [ 262.943991][ T8544] kobject_init_and_add+0x11c/0x190 [ 262.945774][ T8544] ? __pfx_kobject_init_and_add+0x10/0x10 [ 262.947718][ T8544] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.949660][ T8544] ? lockdep_init_map_type+0x16d/0x7d0 [ 262.951527][ T8544] gfs2_sys_fs_add+0x207/0x470 [ 262.953184][ T8544] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 262.954976][ T8544] ? __pfx_alloc_workqueue+0x10/0x10 [ 262.956770][ T8544] ? read_word_at_a_time+0xe/0x20 [ 262.958483][ T8544] gfs2_fill_super+0x1352/0x2bf0 [ 262.960199][ T8544] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.962002][ T8544] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.963827][ T8544] ? set_blocksize+0x2b1/0x350 [ 262.965514][ T8544] ? sb_set_blocksize+0xf6/0x120 [ 262.967196][ T8544] ? setup_bdev_super+0x392/0x720 [ 262.968933][ T8544] get_tree_bdev+0x36f/0x610 [ 262.970520][ T8544] ? __pfx_gfs2_fill_super+0x10/0x10 [ 262.972320][ T8544] ? __pfx_get_tree_bdev+0x10/0x10 [ 262.974091][ T8544] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 262.976063][ T8544] ? cap_capable+0x1cf/0x240 [ 262.977647][ T8544] gfs2_get_tree+0x4e/0x280 [ 262.979206][ T8544] vfs_get_tree+0x8f/0x380 [ 262.980761][ T8544] path_mount+0x14e6/0x1f20 [ 262.982316][ T8544] ? kmem_cache_free+0x12e/0x380 [ 262.984032][ T8544] ? __pfx_path_mount+0x10/0x10 [ 262.985697][ T8544] ? putname+0x12e/0x170 [ 262.987153][ T8544] __x64_sys_mount+0x297/0x320 [ 262.988797][ T8544] ? __pfx___x64_sys_mount+0x10/0x10 [ 262.990596][ T8544] do_syscall_64+0xcf/0x260 [ 262.992206][ T8544] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 262.994245][ T8544] RIP: 0033:0x7f9efaa7f5aa [ 262.995754][ T8544] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 263.002188][ T8544] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 263.005033][ T8544] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 263.008095][ T8544] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 263.011419][ T8544] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 263.014171][ T8544] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 263.016852][ T8544] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 263.019530][ T8544] </TASK> [ 263.025147][ T8544] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 263.031561][ T8544] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 263.237460][ T8548] loop3: detected capacity change from 0 to 32768 [ 263.255812][ T8548] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 263.258647][ T8548] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 263.264908][ T8548] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 263.268343][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 263.270822][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 263.297883][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 263.302368][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 263.304687][ T8548] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 263.309525][ T8548] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 263.313195][ T8548] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 263.313195][ T8548] inode = 12 2341 [ 263.313195][ T8548] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 263.319382][ T8548] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 263.324575][ T8548] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8548 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 263.327928][ T8548] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 263.330125][ T8550] loop0: detected capacity change from 0 to 32768 [ 263.331147][ T8548] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 263.335697][ T8548] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 263.338756][ T8548] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 263.343836][ T8548] gfs2: fsid=syz:syz.0: File system withdrawn [ 263.344991][ T8550] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 263.345998][ T8548] CPU: 3 PID: 8548 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 263.351915][ T8548] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 263.355347][ T8548] Call Trace: [ 263.356550][ T8548] <TASK> [ 263.357601][ T8548] dump_stack_lvl+0x16c/0x1f0 [ 263.359200][ T8548] gfs2_withdraw+0xab8/0x1290 [ 263.360823][ T8548] ? __pfx_gfs2_withdraw+0x10/0x10 [ 263.362605][ T8548] gfs2_dirent_scan+0x2fc/0x3c0 [ 263.364300][ T8548] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 263.366160][ T8548] gfs2_dir_read+0x36a/0x14d0 [ 263.367747][ T8548] ? inode_go_held+0x151/0x210 [ 263.369412][ T8548] ? __pfx_inode_go_held+0x10/0x10 [ 263.371145][ T8548] ? gfs2_instantiate+0x1eb/0x250 [ 263.372845][ T8548] ? gfs2_glock_wait+0x1e0/0x330 [ 263.374517][ T8548] ? __pfx_gfs2_dir_read+0x10/0x10 [ 263.376354][ T8548] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 263.378031][ T8548] ? do_raw_spin_unlock+0x172/0x230 [ 263.379774][ T8548] gfs2_readdir+0x13d/0x1d0 [ 263.381317][ T8548] ? __pfx_gfs2_readdir+0x10/0x10 [ 263.383048][ T8548] ? iterate_dir+0x292/0x9e0 [ 263.384625][ T8548] ? selinux_file_permission+0x125/0x590 [ 263.386217][ T8553] loop1: detected capacity change from 0 to 32768 [ 263.386551][ T8548] iterate_dir+0x292/0x9e0 [ 263.390366][ T8548] __x64_sys_getdents64+0x14f/0x2e0 [ 263.392120][ T8548] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 263.394035][ T8548] ? __pfx_filldir64+0x10/0x10 [ 263.395032][ T8554] loop2: detected capacity change from 0 to 32768 [ 263.395647][ T8548] do_syscall_64+0xcf/0x260 [ 263.399427][ T8548] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 263.401475][ T8548] RIP: 0033:0x7fb72827dea9 [ 263.403016][ T8548] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 263.407665][ T8553] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 263.409458][ T8548] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 263.409475][ T8548] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 263.409482][ T8548] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 263.409489][ T8548] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 263.409495][ T8548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 263.425491][ T8548] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 263.428170][ T8548] </TASK> [ 263.429220][ T8550] CPU: 1 PID: 8550 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 263.432398][ T8554] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 263.432887][ T8550] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 263.438768][ T8550] Call Trace: [ 263.439915][ T8550] <TASK> [ 263.440938][ T8550] dump_stack_lvl+0x16c/0x1f0 [ 263.442561][ T8550] sysfs_warn_dup+0x7f/0xa0 [ 263.444139][ T8550] sysfs_create_dir_ns+0x24d/0x2b0 [ 263.445884][ T8550] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 263.447800][ T8550] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 263.449647][ T8550] ? do_raw_spin_unlock+0x172/0x230 [ 263.451437][ T8550] kobject_add_internal+0x2c8/0x990 [ 263.453228][ T8550] kobject_init_and_add+0x11c/0x190 [ 263.454997][ T8550] ? __pfx_kobject_init_and_add+0x10/0x10 [ 263.456937][ T8550] ? lockdep_init_map_type+0x16d/0x7d0 [ 263.458786][ T8550] ? lockdep_init_map_type+0x16d/0x7d0 [ 263.460645][ T8550] gfs2_sys_fs_add+0x207/0x470 [ 263.462311][ T8550] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 263.464329][ T8550] ? __pfx_alloc_workqueue+0x10/0x10 [ 263.466125][ T8550] ? read_word_at_a_time+0xe/0x20 [ 263.467842][ T8550] gfs2_fill_super+0x1352/0x2bf0 [ 263.469547][ T8550] ? __pfx_gfs2_fill_super+0x10/0x10 [ 263.471358][ T8550] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 263.473213][ T8550] ? set_blocksize+0x2b1/0x350 [ 263.474954][ T8550] ? sb_set_blocksize+0xf6/0x120 [ 263.476668][ T8550] ? setup_bdev_super+0x392/0x720 [ 263.478390][ T8550] get_tree_bdev+0x36f/0x610 [ 263.480064][ T8550] ? __pfx_gfs2_fill_super+0x10/0x10 [ 263.481915][ T8550] ? __pfx_get_tree_bdev+0x10/0x10 [ 263.483656][ T8550] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 263.485574][ T8550] ? cap_capable+0x1cf/0x240 [ 263.487163][ T8550] gfs2_get_tree+0x4e/0x280 [ 263.488745][ T8550] vfs_get_tree+0x8f/0x380 [ 263.490292][ T8550] path_mount+0x14e6/0x1f20 [ 263.491844][ T8550] ? kmem_cache_free+0x12e/0x380 [ 263.493548][ T8550] ? __pfx_path_mount+0x10/0x10 [ 263.495246][ T8550] ? putname+0x12e/0x170 [ 263.496703][ T8550] __x64_sys_mount+0x297/0x320 [ 263.498344][ T8550] ? __pfx___x64_sys_mount+0x10/0x10 [ 263.500158][ T8550] do_syscall_64+0xcf/0x260 [ 263.501706][ T8550] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 263.503721][ T8550] RIP: 0033:0x7f0085c7f5aa [ 263.505260][ T8550] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 263.511705][ T8550] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 263.514548][ T8550] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 263.517210][ T8550] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 263.519855][ T8550] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 263.522511][ T8550] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 263.525182][ T8550] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 263.527834][ T8550] </TASK> [ 263.528902][ T8554] CPU: 2 PID: 8554 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 263.530719][ T8550] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 263.532405][ T8554] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 263.532415][ T8554] Call Trace: [ 263.532430][ T8554] <TASK> [ 263.537087][ T8550] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 263.540440][ T8554] dump_stack_lvl+0x16c/0x1f0 [ 263.540467][ T8554] sysfs_warn_dup+0x7f/0xa0 [ 263.540483][ T8554] sysfs_create_dir_ns+0x24d/0x2b0 [ 263.540498][ T8554] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 263.540513][ T8554] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 263.540526][ T8554] ? do_raw_spin_unlock+0x172/0x230 [ 263.540536][ T8554] kobject_add_internal+0x2c8/0x990 [ 263.540552][ T8554] kobject_init_and_add+0x11c/0x190 [ 263.540562][ T8554] ? __pfx_kobject_init_and_add+0x10/0x10 [ 263.540573][ T8554] ? lockdep_init_map_type+0x16d/0x7d0 [ 263.540587][ T8554] ? lockdep_init_map_type+0x16d/0x7d0 [ 263.540603][ T8554] gfs2_sys_fs_add+0x207/0x470 [ 263.540617][ T8554] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 263.540631][ T8554] ? __pfx_alloc_workqueue+0x10/0x10 [ 263.540646][ T8554] ? read_word_at_a_time+0xe/0x20 [ 263.540656][ T8554] gfs2_fill_super+0x1352/0x2bf0 [ 263.540668][ T8554] ? __pfx_gfs2_fill_super+0x10/0x10 [ 263.540678][ T8554] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 263.540688][ T8554] ? set_blocksize+0x2b1/0x350 [ 263.540701][ T8554] ? sb_set_blocksize+0xf6/0x120 [ 263.579917][ T8554] ? setup_bdev_super+0x392/0x720 [ 263.581647][ T8554] get_tree_bdev+0x36f/0x610 [ 263.583202][ T8554] ? __pfx_gfs2_fill_super+0x10/0x10 [ 263.585000][ T8554] ? __pfx_get_tree_bdev+0x10/0x10 [ 263.586712][ T8554] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 263.588598][ T8554] ? cap_capable+0x1cf/0x240 [ 263.590168][ T8554] gfs2_get_tree+0x4e/0x280 [ 263.591715][ T8554] vfs_get_tree+0x8f/0x380 [ 263.593297][ T8554] path_mount+0x14e6/0x1f20 [ 263.594822][ T8554] ? kmem_cache_free+0x12e/0x380 [ 263.596495][ T8554] ? __pfx_path_mount+0x10/0x10 [ 263.598206][ T8554] ? putname+0x12e/0x170 [ 263.599621][ T8554] __x64_sys_mount+0x297/0x320 [ 263.601245][ T8554] ? __pfx___x64_sys_mount+0x10/0x10 [ 263.603038][ T8554] do_syscall_64+0xcf/0x260 [ 263.604673][ T8554] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 263.606670][ T8554] RIP: 0033:0x7f9efaa7f5aa [ 263.608176][ T8554] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 263.614603][ T8554] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 263.617392][ T8554] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 263.620024][ T8554] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 263.622647][ T8554] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 263.625288][ T8554] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 263.628155][ T8554] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 263.630921][ T8554] </TASK> [ 263.633499][ T8553] CPU: 1 PID: 8553 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 263.635509][ T8554] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 263.637739][ T8553] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 263.637752][ T8553] Call Trace: [ 263.637758][ T8553] <TASK> [ 263.637763][ T8553] dump_stack_lvl+0x16c/0x1f0 [ 263.637782][ T8553] sysfs_warn_dup+0x7f/0xa0 [ 263.637797][ T8553] sysfs_create_dir_ns+0x24d/0x2b0 [ 263.655509][ T8553] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 263.657877][ T8553] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 263.659540][ T8554] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 263.660121][ T8553] ? do_raw_spin_unlock+0x172/0x230 [ 263.660142][ T8553] kobject_add_internal+0x2c8/0x990 [ 263.660160][ T8553] kobject_init_and_add+0x11c/0x190 [ 263.660170][ T8553] ? __pfx_kobject_init_and_add+0x10/0x10 [ 263.670514][ T8553] ? lockdep_init_map_type+0x16d/0x7d0 [ 263.672395][ T8553] ? lockdep_init_map_type+0x16d/0x7d0 [ 263.674282][ T8553] gfs2_sys_fs_add+0x207/0x470 [ 263.675938][ T8553] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 263.677770][ T8553] ? __pfx_alloc_workqueue+0x10/0x10 [ 263.679573][ T8553] ? read_word_at_a_time+0xe/0x20 [ 263.681308][ T8553] gfs2_fill_super+0x1352/0x2bf0 [ 263.682994][ T8553] ? __pfx_gfs2_fill_super+0x10/0x10 [ 263.684799][ T8553] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 263.686620][ T8553] ? set_blocksize+0x2b1/0x350 [ 263.688259][ T8553] ? sb_set_blocksize+0xf6/0x120 [ 263.689939][ T8553] ? setup_bdev_super+0x392/0x720 [ 263.691664][ T8553] get_tree_bdev+0x36f/0x610 [ 263.693265][ T8553] ? __pfx_gfs2_fill_super+0x10/0x10 [ 263.695064][ T8553] ? __pfx_get_tree_bdev+0x10/0x10 [ 263.696886][ T8553] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 263.698793][ T8553] ? cap_capable+0x1cf/0x240 [ 263.700390][ T8553] gfs2_get_tree+0x4e/0x280 [ 263.701965][ T8553] vfs_get_tree+0x8f/0x380 [ 263.703798][ T8553] path_mount+0x14e6/0x1f20 [ 263.705531][ T8553] ? kmem_cache_free+0x12e/0x380 [ 263.707369][ T8553] ? __pfx_path_mount+0x10/0x10 [ 263.709432][ T8553] ? putname+0x12e/0x170 [ 263.711240][ T8553] __x64_sys_mount+0x297/0x320 [ 263.713271][ T8553] ? __pfx___x64_sys_mount+0x10/0x10 [ 263.715468][ T8553] do_syscall_64+0xcf/0x260 [ 263.717396][ T8553] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 263.719879][ T8553] RIP: 0033:0x7fbb4807f5aa [ 263.721773][ T8553] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 263.729122][ T8553] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 263.732609][ T8553] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 263.735451][ T8553] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 263.738380][ T8553] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 263.741096][ T8553] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 263.744301][ T8553] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 263.747804][ T8553] </TASK> [ 263.753950][ T8553] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 263.758919][ T8553] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 264.085896][ T8560] loop2: detected capacity change from 0 to 32768 [ 264.091179][ T8560] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 264.093548][ T8562] loop3: detected capacity change from 0 to 32768 [ 264.094258][ T8560] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 264.099960][ T8562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 264.102734][ T8562] CPU: 0 PID: 8562 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 264.103204][ T8560] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 264.106185][ T8562] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 264.106195][ T8562] Call Trace: [ 264.106200][ T8562] <TASK> [ 264.106204][ T8562] dump_stack_lvl+0x16c/0x1f0 [ 264.106222][ T8562] sysfs_warn_dup+0x7f/0xa0 [ 264.106239][ T8562] sysfs_create_dir_ns+0x24d/0x2b0 [ 264.111170][ T54] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 264.112893][ T8562] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 264.112912][ T8562] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.112923][ T8562] ? do_raw_spin_unlock+0x172/0x230 [ 264.112934][ T8562] kobject_add_internal+0x2c8/0x990 [ 264.114434][ T54] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 264.115455][ T8562] kobject_init_and_add+0x11c/0x190 [ 264.134538][ T8562] ? __pfx_kobject_init_and_add+0x10/0x10 [ 264.136522][ T8562] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.138388][ T8562] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.138601][ T8564] loop0: detected capacity change from 0 to 32768 [ 264.140322][ T8562] gfs2_sys_fs_add+0x207/0x470 [ 264.140357][ T8562] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 264.143810][ T8564] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 264.143933][ T8562] ? __pfx_alloc_workqueue+0x10/0x10 [ 264.145425][ T8566] loop1: detected capacity change from 0 to 32768 [ 264.146866][ T8566] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 264.147938][ T8562] ? read_word_at_a_time+0xe/0x20 [ 264.156112][ T8562] gfs2_fill_super+0x1352/0x2bf0 [ 264.157756][ T8562] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.159514][ T8562] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.161310][ T8562] ? set_blocksize+0x2b1/0x350 [ 264.162880][ T8562] ? sb_set_blocksize+0xf6/0x120 [ 264.164646][ T8562] ? setup_bdev_super+0x392/0x720 [ 264.166364][ T8562] get_tree_bdev+0x36f/0x610 [ 264.167993][ T8562] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.169784][ T8562] ? __pfx_get_tree_bdev+0x10/0x10 [ 264.171564][ T8562] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 264.173516][ T8562] ? cap_capable+0x1cf/0x240 [ 264.175097][ T8562] gfs2_get_tree+0x4e/0x280 [ 264.176682][ T8562] vfs_get_tree+0x8f/0x380 [ 264.178237][ T8562] path_mount+0x14e6/0x1f20 [ 264.179792][ T8562] ? kmem_cache_free+0x12e/0x380 [ 264.181508][ T8562] ? __pfx_path_mount+0x10/0x10 [ 264.183166][ T8562] ? putname+0x12e/0x170 [ 264.184666][ T8562] __x64_sys_mount+0x297/0x320 [ 264.185237][ T54] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 70ms [ 264.186268][ T8562] ? __pfx___x64_sys_mount+0x10/0x10 [ 264.186286][ T8562] do_syscall_64+0xcf/0x260 [ 264.186298][ T8562] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 264.191791][ T54] gfs2: fsid=syz:syz.0: jid=0: Done [ 264.192113][ T8562] RIP: 0033:0x7fb72827f5aa [ 264.192126][ T8562] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 264.192136][ T8562] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 264.194680][ T8560] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 264.195909][ T8562] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 264.195920][ T8562] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 264.195927][ T8562] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 264.195933][ T8562] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 264.195940][ T8562] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 264.195971][ T8562] </TASK> [ 264.212698][ T8560] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 264.214858][ T8566] CPU: 1 PID: 8566 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 264.217553][ T8560] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 264.217553][ T8560] inode = 12 2341 [ 264.217553][ T8560] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 264.219718][ T8562] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 264.219729][ T8562] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 264.220254][ T8566] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 264.220263][ T8566] Call Trace: [ 264.220268][ T8566] <TASK> [ 264.220273][ T8566] dump_stack_lvl+0x16c/0x1f0 [ 264.220291][ T8566] sysfs_warn_dup+0x7f/0xa0 [ 264.220307][ T8566] sysfs_create_dir_ns+0x24d/0x2b0 [ 264.220322][ T8566] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 264.220336][ T8566] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.220348][ T8566] ? do_raw_spin_unlock+0x172/0x230 [ 264.229782][ T8560] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 264.230343][ T8566] kobject_add_internal+0x2c8/0x990 [ 264.236935][ T8560] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8560 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 264.241173][ T8566] kobject_init_and_add+0x11c/0x190 [ 264.241192][ T8566] ? __pfx_kobject_init_and_add+0x10/0x10 [ 264.241202][ T8566] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.241217][ T8566] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.243597][ T8560] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 264.246769][ T8566] gfs2_sys_fs_add+0x207/0x470 [ 264.247898][ T8560] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 264.248929][ T8566] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 264.250574][ T8560] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 264.252065][ T8566] ? __pfx_alloc_workqueue+0x10/0x10 [ 264.253763][ T8560] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 264.255646][ T8566] ? read_word_at_a_time+0xe/0x20 [ 264.258621][ T8560] gfs2: fsid=syz:syz.0: File system withdrawn [ 264.259133][ T8566] gfs2_fill_super+0x1352/0x2bf0 [ 264.295647][ T8566] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.297466][ T8566] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.299300][ T8566] ? set_blocksize+0x2b1/0x350 [ 264.300957][ T8566] ? sb_set_blocksize+0xf6/0x120 [ 264.302658][ T8566] ? setup_bdev_super+0x392/0x720 [ 264.304394][ T8566] get_tree_bdev+0x36f/0x610 [ 264.305982][ T8566] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.307781][ T8566] ? __pfx_get_tree_bdev+0x10/0x10 [ 264.309538][ T8566] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 264.311450][ T8566] ? cap_capable+0x1cf/0x240 [ 264.313048][ T8566] gfs2_get_tree+0x4e/0x280 [ 264.314611][ T8566] vfs_get_tree+0x8f/0x380 [ 264.316148][ T8566] path_mount+0x14e6/0x1f20 [ 264.317667][ T8566] ? kmem_cache_free+0x12e/0x380 [ 264.319353][ T8566] ? __pfx_path_mount+0x10/0x10 [ 264.321027][ T8566] ? putname+0x12e/0x170 [ 264.322484][ T8566] __x64_sys_mount+0x297/0x320 [ 264.324141][ T8566] ? __pfx___x64_sys_mount+0x10/0x10 [ 264.325954][ T8566] do_syscall_64+0xcf/0x260 [ 264.327510][ T8566] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 264.329552][ T8566] RIP: 0033:0x7fbb4807f5aa [ 264.331094][ T8566] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 264.337629][ T8566] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 264.340463][ T8566] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 264.343142][ T8566] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 264.345831][ T8566] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 264.348529][ T8566] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 264.351257][ T8566] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 264.353985][ T8566] </TASK> [ 264.355050][ T8560] CPU: 2 PID: 8560 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 264.357040][ T8566] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 264.358525][ T8560] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 264.363253][ T8566] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 264.366576][ T8560] Call Trace: [ 264.366588][ T8560] <TASK> [ 264.370956][ T8560] dump_stack_lvl+0x16c/0x1f0 [ 264.372572][ T8560] gfs2_withdraw+0xab8/0x1290 [ 264.374158][ T8560] ? __pfx_gfs2_withdraw+0x10/0x10 [ 264.375882][ T8560] gfs2_dirent_scan+0x2fc/0x3c0 [ 264.377537][ T8560] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 264.379387][ T8560] gfs2_dir_read+0x36a/0x14d0 [ 264.381068][ T8560] ? inode_go_held+0x151/0x210 [ 264.382690][ T8560] ? __pfx_inode_go_held+0x10/0x10 [ 264.384431][ T8560] ? gfs2_instantiate+0x1eb/0x250 [ 264.386136][ T8560] ? gfs2_glock_wait+0x1e0/0x330 [ 264.387918][ T8560] ? __pfx_gfs2_dir_read+0x10/0x10 [ 264.389672][ T8560] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 264.391345][ T8560] ? do_raw_spin_unlock+0x172/0x230 [ 264.393106][ T8560] gfs2_readdir+0x13d/0x1d0 [ 264.394650][ T8560] ? __pfx_gfs2_readdir+0x10/0x10 [ 264.396359][ T8560] ? iterate_dir+0x292/0x9e0 [ 264.397919][ T8560] ? selinux_file_permission+0x125/0x590 [ 264.399807][ T8560] iterate_dir+0x292/0x9e0 [ 264.401325][ T8560] __x64_sys_getdents64+0x14f/0x2e0 [ 264.403073][ T8560] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 264.404999][ T8560] ? __pfx_filldir64+0x10/0x10 [ 264.406621][ T8560] do_syscall_64+0xcf/0x260 [ 264.408173][ T8560] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 264.410549][ T8560] RIP: 0033:0x7f9efaa7dea9 [ 264.412470][ T8560] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 264.420440][ T8560] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 264.424098][ T8560] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 264.427532][ T8560] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 264.430949][ T8560] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 264.434414][ T8560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 264.437872][ T8560] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 264.441356][ T8560] </TASK> [ 264.442737][ T8564] CPU: 0 PID: 8564 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 264.447330][ T8564] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 264.450915][ T8564] Call Trace: [ 264.452062][ T8564] <TASK> [ 264.453068][ T8564] dump_stack_lvl+0x16c/0x1f0 [ 264.454653][ T8564] sysfs_warn_dup+0x7f/0xa0 [ 264.456241][ T8564] sysfs_create_dir_ns+0x24d/0x2b0 [ 264.457932][ T8564] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 264.459900][ T8564] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.461807][ T8564] ? do_raw_spin_unlock+0x172/0x230 [ 264.463522][ T8564] kobject_add_internal+0x2c8/0x990 [ 264.465269][ T8564] kobject_init_and_add+0x11c/0x190 [ 264.467050][ T8564] ? __pfx_kobject_init_and_add+0x10/0x10 [ 264.469030][ T8564] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.470868][ T8564] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.472746][ T8564] gfs2_sys_fs_add+0x207/0x470 [ 264.474393][ T8564] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 264.476176][ T8564] ? __pfx_alloc_workqueue+0x10/0x10 [ 264.477949][ T8564] ? read_word_at_a_time+0xe/0x20 [ 264.479705][ T8564] gfs2_fill_super+0x1352/0x2bf0 [ 264.481395][ T8564] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.483199][ T8564] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.485123][ T8564] ? set_blocksize+0x2b1/0x350 [ 264.486714][ T8564] ? sb_set_blocksize+0xf6/0x120 [ 264.488383][ T8564] ? setup_bdev_super+0x392/0x720 [ 264.490067][ T8564] get_tree_bdev+0x36f/0x610 [ 264.491693][ T8564] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.493474][ T8564] ? __pfx_get_tree_bdev+0x10/0x10 [ 264.495199][ T8564] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 264.497203][ T8564] ? cap_capable+0x1cf/0x240 [ 264.498792][ T8564] gfs2_get_tree+0x4e/0x280 [ 264.500346][ T8564] vfs_get_tree+0x8f/0x380 [ 264.501810][ T8564] path_mount+0x14e6/0x1f20 [ 264.503437][ T8564] ? kmem_cache_free+0x12e/0x380 [ 264.505163][ T8564] ? __pfx_path_mount+0x10/0x10 [ 264.506890][ T8564] ? putname+0x12e/0x170 [ 264.508314][ T8564] __x64_sys_mount+0x297/0x320 [ 264.509918][ T8564] ? __pfx___x64_sys_mount+0x10/0x10 [ 264.511694][ T8564] do_syscall_64+0xcf/0x260 [ 264.513274][ T8564] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 264.515263][ T8564] RIP: 0033:0x7f0085c7f5aa [ 264.516872][ T8564] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 264.523311][ T8564] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 264.526234][ T8564] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 264.529091][ T8564] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 264.531743][ T8564] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 264.534424][ T8564] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 264.537283][ T8564] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 264.539988][ T8564] </TASK> [ 264.546563][ T8564] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 264.551528][ T8564] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 264.789216][ T8573] loop1: detected capacity change from 0 to 32768 [ 264.810010][ T8573] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 264.812776][ T8573] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 264.817847][ T8573] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 264.823256][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 264.826836][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 264.861988][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms [ 264.865492][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 264.867328][ T8573] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 264.873496][ T8573] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 264.876439][ T8573] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 264.876439][ T8573] inode = 12 2341 [ 264.876439][ T8573] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 264.878015][ T8575] loop3: detected capacity change from 0 to 32768 [ 264.885741][ T8573] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 264.888951][ T8573] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8573 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 264.895108][ T8573] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 264.896658][ T8575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 264.898803][ T8573] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 264.904708][ T8575] CPU: 1 PID: 8575 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 264.904836][ T8573] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 264.908164][ T8575] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 264.908175][ T8575] Call Trace: [ 264.908179][ T8575] <TASK> [ 264.908184][ T8575] dump_stack_lvl+0x16c/0x1f0 [ 264.908202][ T8575] sysfs_warn_dup+0x7f/0xa0 [ 264.912539][ T8573] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 264.915186][ T8575] sysfs_create_dir_ns+0x24d/0x2b0 [ 264.915204][ T8575] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 264.915219][ T8575] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.916868][ T8573] gfs2: fsid=syz:syz.0: File system withdrawn [ 264.917642][ T8575] ? do_raw_spin_unlock+0x172/0x230 [ 264.932548][ T8575] kobject_add_internal+0x2c8/0x990 [ 264.934295][ T8575] kobject_init_and_add+0x11c/0x190 [ 264.936047][ T8575] ? __pfx_kobject_init_and_add+0x10/0x10 [ 264.937955][ T8575] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.939799][ T8575] ? lockdep_init_map_type+0x16d/0x7d0 [ 264.941638][ T8575] gfs2_sys_fs_add+0x207/0x470 [ 264.943228][ T8575] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 264.944991][ T8575] ? __pfx_alloc_workqueue+0x10/0x10 [ 264.946763][ T8575] ? read_word_at_a_time+0xe/0x20 [ 264.948470][ T8575] gfs2_fill_super+0x1352/0x2bf0 [ 264.950131][ T8575] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.951875][ T8575] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.953641][ T8575] ? set_blocksize+0x2b1/0x350 [ 264.955252][ T8575] ? sb_set_blocksize+0xf6/0x120 [ 264.956910][ T8575] ? setup_bdev_super+0x392/0x720 [ 264.958555][ T8575] get_tree_bdev+0x36f/0x610 [ 264.960415][ T8575] ? __pfx_gfs2_fill_super+0x10/0x10 [ 264.962192][ T8575] ? __pfx_get_tree_bdev+0x10/0x10 [ 264.964163][ T8575] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 264.966455][ T8575] ? cap_capable+0x1cf/0x240 [ 264.968033][ T8575] gfs2_get_tree+0x4e/0x280 [ 264.969567][ T8575] vfs_get_tree+0x8f/0x380 [ 264.971085][ T8575] path_mount+0x14e6/0x1f20 [ 264.972633][ T8575] ? kmem_cache_free+0x12e/0x380 [ 264.974322][ T8575] ? __pfx_path_mount+0x10/0x10 [ 264.975973][ T8575] ? putname+0x12e/0x170 [ 264.977403][ T8575] __x64_sys_mount+0x297/0x320 [ 264.979017][ T8575] ? __pfx___x64_sys_mount+0x10/0x10 [ 264.980805][ T8575] do_syscall_64+0xcf/0x260 [ 264.982335][ T8575] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 264.984646][ T8575] RIP: 0033:0x7fb72827f5aa [ 264.986605][ T8575] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 264.992985][ T8575] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 264.995787][ T8575] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 264.998490][ T8575] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 265.001214][ T8575] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 265.003967][ T8575] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 265.006678][ T8575] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 265.009337][ T8575] </TASK> [ 265.013783][ T8575] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 265.017111][ T8573] CPU: 0 PID: 8573 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 265.019416][ T8575] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 265.023748][ T8573] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 265.023764][ T8573] Call Trace: [ 265.023773][ T8573] <TASK> [ 265.023781][ T8573] dump_stack_lvl+0x16c/0x1f0 [ 265.023827][ T8573] gfs2_withdraw+0xab8/0x1290 [ 265.023856][ T8573] ? __pfx_gfs2_withdraw+0x10/0x10 [ 265.023885][ T8573] gfs2_dirent_scan+0x2fc/0x3c0 [ 265.038594][ T8573] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 265.040444][ T8573] gfs2_dir_read+0x36a/0x14d0 [ 265.042008][ T8573] ? inode_go_held+0x151/0x210 [ 265.043601][ T8573] ? __pfx_inode_go_held+0x10/0x10 [ 265.045336][ T8573] ? gfs2_instantiate+0x1eb/0x250 [ 265.046995][ T8573] ? gfs2_glock_wait+0x1e0/0x330 [ 265.048651][ T8573] ? __pfx_gfs2_dir_read+0x10/0x10 [ 265.050366][ T8573] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 265.052120][ T8573] ? do_raw_spin_unlock+0x172/0x230 [ 265.053852][ T8573] gfs2_readdir+0x13d/0x1d0 [ 265.055464][ T8573] ? __pfx_gfs2_readdir+0x10/0x10 [ 265.057247][ T8573] ? iterate_dir+0x292/0x9e0 [ 265.058957][ T8573] ? selinux_file_permission+0x125/0x590 [ 265.061001][ T8573] iterate_dir+0x292/0x9e0 [ 265.062621][ T8573] __x64_sys_getdents64+0x14f/0x2e0 [ 265.064458][ T8573] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 265.066481][ T8573] ? __pfx_filldir64+0x10/0x10 [ 265.068173][ T8573] do_syscall_64+0xcf/0x260 [ 265.069779][ T8573] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.071759][ T8573] RIP: 0033:0x7fbb4807dea9 [ 265.073449][ T8573] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 265.079016][ T8577] loop0: detected capacity change from 0 to 32768 [ 265.081437][ T8573] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 265.081463][ T8573] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 265.081476][ T8573] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 265.081487][ T8573] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 2024/04/30 20:38:55 executed programs: 1011 [ 265.081499][ T8573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.081511][ T8573] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 265.081526][ T8573] </TASK> [ 265.099142][ T8579] loop2: detected capacity change from 0 to 32768 [ 265.115808][ T8577] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 265.118967][ T8577] CPU: 1 PID: 8577 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 265.122866][ T8577] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 265.123618][ T8579] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 265.126858][ T8577] Call Trace: [ 265.126871][ T8577] <TASK> [ 265.126878][ T8577] dump_stack_lvl+0x16c/0x1f0 [ 265.133778][ T8577] sysfs_warn_dup+0x7f/0xa0 [ 265.135599][ T8577] sysfs_create_dir_ns+0x24d/0x2b0 [ 265.137756][ T8577] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 265.140135][ T8577] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 265.142383][ T8577] ? do_raw_spin_unlock+0x172/0x230 [ 265.144597][ T8577] kobject_add_internal+0x2c8/0x990 [ 265.146771][ T8577] kobject_init_and_add+0x11c/0x190 [ 265.148952][ T8577] ? __pfx_kobject_init_and_add+0x10/0x10 [ 265.151336][ T8577] ? lockdep_init_map_type+0x16d/0x7d0 [ 265.153645][ T8577] ? lockdep_init_map_type+0x16d/0x7d0 [ 265.155683][ T8577] gfs2_sys_fs_add+0x207/0x470 [ 265.157582][ T8577] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 265.159452][ T8577] ? __pfx_alloc_workqueue+0x10/0x10 [ 265.161104][ T8577] ? read_word_at_a_time+0xe/0x20 [ 265.162647][ T8577] gfs2_fill_super+0x1352/0x2bf0 [ 265.164143][ T8577] ? __pfx_gfs2_fill_super+0x10/0x10 [ 265.165751][ T8577] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 265.167327][ T8577] ? set_blocksize+0x2b1/0x350 [ 265.169038][ T8577] ? sb_set_blocksize+0xf6/0x120 [ 265.170731][ T8577] ? setup_bdev_super+0x392/0x720 [ 265.172422][ T8577] get_tree_bdev+0x36f/0x610 [ 265.174153][ T8577] ? __pfx_gfs2_fill_super+0x10/0x10 [ 265.176033][ T8577] ? __pfx_get_tree_bdev+0x10/0x10 [ 265.177816][ T8577] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 265.179747][ T8577] ? cap_capable+0x1cf/0x240 [ 265.181623][ T8577] gfs2_get_tree+0x4e/0x280 [ 265.183191][ T8577] vfs_get_tree+0x8f/0x380 [ 265.184723][ T8577] path_mount+0x14e6/0x1f20 [ 265.186227][ T8577] ? kmem_cache_free+0x12e/0x380 [ 265.187868][ T8577] ? __pfx_path_mount+0x10/0x10 [ 265.189526][ T8577] ? putname+0x12e/0x170 [ 265.190965][ T8577] __x64_sys_mount+0x297/0x320 [ 265.192560][ T8577] ? __pfx___x64_sys_mount+0x10/0x10 [ 265.194455][ T8577] do_syscall_64+0xcf/0x260 [ 265.196203][ T8577] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.198259][ T8577] RIP: 0033:0x7f0085c7f5aa [ 265.199712][ T8577] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 265.206948][ T8577] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 265.209779][ T8577] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 265.212428][ T8577] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 265.215591][ T8577] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 265.219182][ T8577] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 265.222326][ T8577] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 265.224975][ T8577] </TASK> [ 265.226292][ T8579] CPU: 3 PID: 8579 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 265.229846][ T8579] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 265.229927][ T8577] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 265.233315][ T8579] Call Trace: [ 265.233323][ T8579] <TASK> [ 265.233328][ T8579] dump_stack_lvl+0x16c/0x1f0 [ 265.233347][ T8579] sysfs_warn_dup+0x7f/0xa0 [ 265.233363][ T8579] sysfs_create_dir_ns+0x24d/0x2b0 [ 265.233377][ T8579] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 265.233392][ T8579] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 265.239325][ T8577] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 265.240494][ T8579] ? do_raw_spin_unlock+0x172/0x230 [ 265.240509][ T8579] kobject_add_internal+0x2c8/0x990 [ 265.240526][ T8579] kobject_init_and_add+0x11c/0x190 [ 265.240535][ T8579] ? __pfx_kobject_init_and_add+0x10/0x10 [ 265.240545][ T8579] ? lockdep_init_map_type+0x16d/0x7d0 [ 265.240560][ T8579] ? lockdep_init_map_type+0x16d/0x7d0 [ 265.240575][ T8579] gfs2_sys_fs_add+0x207/0x470 [ 265.240590][ T8579] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 265.240603][ T8579] ? __pfx_alloc_workqueue+0x10/0x10 [ 265.240618][ T8579] ? read_word_at_a_time+0xe/0x20 [ 265.240628][ T8579] gfs2_fill_super+0x1352/0x2bf0 [ 265.240640][ T8579] ? __pfx_gfs2_fill_super+0x10/0x10 [ 265.240649][ T8579] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 265.240659][ T8579] ? set_blocksize+0x2b1/0x350 [ 265.240672][ T8579] ? sb_set_blocksize+0xf6/0x120 [ 265.240683][ T8579] ? setup_bdev_super+0x392/0x720 [ 265.240696][ T8579] get_tree_bdev+0x36f/0x610 [ 265.240710][ T8579] ? __pfx_gfs2_fill_super+0x10/0x10 [ 265.240719][ T8579] ? __pfx_get_tree_bdev+0x10/0x10 [ 265.240733][ T8579] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 265.240745][ T8579] ? cap_capable+0x1cf/0x240 [ 265.240760][ T8579] gfs2_get_tree+0x4e/0x280 [ 265.240775][ T8579] vfs_get_tree+0x8f/0x380 [ 265.240789][ T8579] path_mount+0x14e6/0x1f20 [ 265.240803][ T8579] ? kmem_cache_free+0x12e/0x380 [ 265.240813][ T8579] ? __pfx_path_mount+0x10/0x10 [ 265.240827][ T8579] ? putname+0x12e/0x170 [ 265.240837][ T8579] __x64_sys_mount+0x297/0x320 [ 265.240851][ T8579] ? __pfx___x64_sys_mount+0x10/0x10 [ 265.240866][ T8579] do_syscall_64+0xcf/0x260 [ 265.240876][ T8579] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.240893][ T8579] RIP: 0033:0x7f9efaa7f5aa [ 265.240903][ T8579] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 265.240913][ T8579] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 265.240924][ T8579] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 265.240931][ T8579] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 265.240938][ T8579] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 265.240944][ T8579] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 265.240951][ T8579] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 265.240959][ T8579] </TASK> [ 265.241129][ T8579] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 265.356088][ T8579] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 265.653682][ T8586] loop3: detected capacity change from 0 to 32768 [ 265.662041][ T8586] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 265.665607][ T8586] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 265.695609][ T8586] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 265.700454][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 265.702885][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 265.749050][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 265.754728][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 265.756810][ T8586] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 265.765640][ T8586] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 265.768706][ T8586] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 265.768706][ T8586] inode = 12 2341 [ 265.768706][ T8586] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 265.776567][ T8586] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 265.779890][ T8586] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8586 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 265.784137][ T8586] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 265.787671][ T8586] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 265.791235][ T8586] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 265.794990][ T8586] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 265.799027][ T8586] gfs2: fsid=syz:syz.0: File system withdrawn [ 265.802011][ T8586] CPU: 2 PID: 8586 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 265.806059][ T8586] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 265.809686][ T8586] Call Trace: [ 265.810833][ T8586] <TASK> [ 265.811869][ T8586] dump_stack_lvl+0x16c/0x1f0 [ 265.813548][ T8586] gfs2_withdraw+0xab8/0x1290 [ 265.815299][ T8586] ? __pfx_gfs2_withdraw+0x10/0x10 [ 265.817059][ T8588] loop1: detected capacity change from 0 to 32768 [ 265.819403][ T8586] gfs2_dirent_scan+0x2fc/0x3c0 [ 265.821176][ T8586] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 265.823062][ T8586] gfs2_dir_read+0x36a/0x14d0 [ 265.825146][ T8586] ? inode_go_held+0x151/0x210 [ 265.827187][ T8586] ? __pfx_inode_go_held+0x10/0x10 [ 265.828964][ T8586] ? gfs2_instantiate+0x1eb/0x250 [ 265.830658][ T8586] ? gfs2_glock_wait+0x1e0/0x330 [ 265.831688][ T8588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 265.832362][ T8586] ? __pfx_gfs2_dir_read+0x10/0x10 [ 265.832381][ T8586] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 265.832394][ T8586] ? do_raw_spin_unlock+0x172/0x230 [ 265.832406][ T8586] gfs2_readdir+0x13d/0x1d0 [ 265.841657][ T8586] ? __pfx_gfs2_readdir+0x10/0x10 [ 265.843462][ T8586] ? iterate_dir+0x292/0x9e0 [ 265.845068][ T8586] ? selinux_file_permission+0x125/0x590 [ 265.847019][ T8586] iterate_dir+0x292/0x9e0 [ 265.848624][ T8586] __x64_sys_getdents64+0x14f/0x2e0 [ 265.850436][ T8586] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 265.852416][ T8586] ? __pfx_filldir64+0x10/0x10 [ 265.853230][ T8592] loop2: detected capacity change from 0 to 32768 [ 265.854183][ T8586] do_syscall_64+0xcf/0x260 [ 265.858484][ T8586] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.860527][ T8586] RIP: 0033:0x7fb72827dea9 [ 265.862391][ T8586] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 265.869201][ T8586] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 265.872448][ T8586] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 265.875493][ T8586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 265.876587][ T8591] loop0: detected capacity change from 0 to 32768 [ 265.878460][ T8586] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 265.878471][ T8586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.887153][ T8586] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 265.890071][ T8586] </TASK> [ 265.891189][ T8588] CPU: 3 PID: 8588 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 265.894846][ T8588] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 265.898316][ T8588] Call Trace: [ 265.899473][ T8588] <TASK> [ 265.900529][ T8588] dump_stack_lvl+0x16c/0x1f0 [ 265.902168][ T8588] sysfs_warn_dup+0x7f/0xa0 [ 265.903809][ T8588] sysfs_create_dir_ns+0x24d/0x2b0 [ 265.905644][ T8588] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 265.907584][ T8588] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 265.909401][ T8588] ? do_raw_spin_unlock+0x172/0x230 [ 265.910004][ T8592] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 265.910084][ T8591] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 265.911146][ T8588] kobject_add_internal+0x2c8/0x990 [ 265.911166][ T8588] kobject_init_and_add+0x11c/0x190 [ 265.911176][ T8588] ? __pfx_kobject_init_and_add+0x10/0x10 [ 265.921896][ T8588] ? lockdep_init_map_type+0x16d/0x7d0 [ 265.923948][ T8588] ? lockdep_init_map_type+0x16d/0x7d0 [ 265.926367][ T8588] gfs2_sys_fs_add+0x207/0x470 [ 265.928434][ T8588] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 265.930268][ T8588] ? __pfx_alloc_workqueue+0x10/0x10 [ 265.932118][ T8588] ? read_word_at_a_time+0xe/0x20 [ 265.933805][ T8588] gfs2_fill_super+0x1352/0x2bf0 [ 265.935496][ T8588] ? __pfx_gfs2_fill_super+0x10/0x10 [ 265.937300][ T8588] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 265.939153][ T8588] ? set_blocksize+0x2b1/0x350 [ 265.940816][ T8588] ? sb_set_blocksize+0xf6/0x120 [ 265.942562][ T8588] ? setup_bdev_super+0x392/0x720 [ 265.944327][ T8588] get_tree_bdev+0x36f/0x610 [ 265.945902][ T8588] ? __pfx_gfs2_fill_super+0x10/0x10 [ 265.947655][ T8588] ? __pfx_get_tree_bdev+0x10/0x10 [ 265.949444][ T8588] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 265.951350][ T8588] ? cap_capable+0x1cf/0x240 [ 265.952945][ T8588] gfs2_get_tree+0x4e/0x280 [ 265.954500][ T8588] vfs_get_tree+0x8f/0x380 [ 265.956070][ T8588] path_mount+0x14e6/0x1f20 [ 265.957611][ T8588] ? kmem_cache_free+0x12e/0x380 [ 265.959280][ T8588] ? __pfx_path_mount+0x10/0x10 [ 265.960875][ T8588] ? putname+0x12e/0x170 [ 265.962298][ T8588] __x64_sys_mount+0x297/0x320 [ 265.963984][ T8588] ? __pfx___x64_sys_mount+0x10/0x10 [ 265.965784][ T8588] do_syscall_64+0xcf/0x260 [ 265.967353][ T8588] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.969401][ T8588] RIP: 0033:0x7fbb4807f5aa [ 265.970942][ T8588] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 265.977537][ T8588] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 265.980391][ T8588] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 265.983151][ T8588] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 265.986379][ T8588] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 265.989159][ T8588] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 265.991912][ T8588] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 265.994689][ T8588] </TASK> [ 265.995781][ T8592] CPU: 0 PID: 8592 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 265.996870][ T8588] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 266.000242][ T8592] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 266.000257][ T8592] Call Trace: [ 266.000264][ T8592] <TASK> [ 266.000271][ T8592] dump_stack_lvl+0x16c/0x1f0 [ 266.000291][ T8592] sysfs_warn_dup+0x7f/0xa0 [ 266.000307][ T8592] sysfs_create_dir_ns+0x24d/0x2b0 [ 266.017755][ T8592] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 266.020135][ T8592] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.022095][ T8592] ? do_raw_spin_unlock+0x172/0x230 [ 266.023960][ T8592] kobject_add_internal+0x2c8/0x990 [ 266.025767][ T8592] kobject_init_and_add+0x11c/0x190 [ 266.027580][ T8592] ? __pfx_kobject_init_and_add+0x10/0x10 [ 266.030030][ T8592] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.032363][ T8592] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.034688][ T8592] gfs2_sys_fs_add+0x207/0x470 [ 266.036754][ T8592] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 266.039035][ T8592] ? __pfx_alloc_workqueue+0x10/0x10 [ 266.041336][ T8592] ? read_word_at_a_time+0xe/0x20 [ 266.043521][ T8592] gfs2_fill_super+0x1352/0x2bf0 [ 266.045666][ T8592] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.047949][ T8592] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.050268][ T8592] ? set_blocksize+0x2b1/0x350 [ 266.052381][ T8592] ? sb_set_blocksize+0xf6/0x120 [ 266.054514][ T8592] ? setup_bdev_super+0x392/0x720 [ 266.056701][ T8592] get_tree_bdev+0x36f/0x610 [ 266.058700][ T8592] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.060980][ T8592] ? __pfx_get_tree_bdev+0x10/0x10 [ 266.063161][ T8592] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 266.065587][ T8592] ? cap_capable+0x1cf/0x240 [ 266.067609][ T8592] gfs2_get_tree+0x4e/0x280 [ 266.069612][ T8592] vfs_get_tree+0x8f/0x380 [ 266.071569][ T8592] path_mount+0x14e6/0x1f20 [ 266.073349][ T8592] ? kmem_cache_free+0x12e/0x380 [ 266.075030][ T8592] ? __pfx_path_mount+0x10/0x10 [ 266.076744][ T8592] ? putname+0x12e/0x170 [ 266.078246][ T8592] __x64_sys_mount+0x297/0x320 [ 266.081006][ T8592] ? __pfx___x64_sys_mount+0x10/0x10 [ 266.084375][ T8592] do_syscall_64+0xcf/0x260 [ 266.087111][ T8592] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 266.090160][ T8592] RIP: 0033:0x7f9efaa7f5aa [ 266.092079][ T8592] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 266.098777][ T8592] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 266.102096][ T8592] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 266.105432][ T8592] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 266.108563][ T8592] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 266.111909][ T8592] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 266.114871][ T8592] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 266.117674][ T8592] </TASK> [ 266.118742][ T8591] CPU: 1 PID: 8591 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 266.122154][ T8591] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 266.122177][ T8592] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 266.125777][ T8591] Call Trace: [ 266.125786][ T8591] <TASK> [ 266.129783][ T8588] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 266.135432][ T8592] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 266.135764][ T8591] dump_stack_lvl+0x16c/0x1f0 [ 266.140076][ T8591] sysfs_warn_dup+0x7f/0xa0 [ 266.141545][ T8591] sysfs_create_dir_ns+0x24d/0x2b0 [ 266.143256][ T8591] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 266.145664][ T8591] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.147473][ T8591] ? do_raw_spin_unlock+0x172/0x230 [ 266.149227][ T8591] kobject_add_internal+0x2c8/0x990 [ 266.151049][ T8591] kobject_init_and_add+0x11c/0x190 [ 266.152909][ T8591] ? __pfx_kobject_init_and_add+0x10/0x10 [ 266.155401][ T8591] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.157309][ T8591] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.159176][ T8591] gfs2_sys_fs_add+0x207/0x470 [ 266.161219][ T8591] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 266.163315][ T8591] ? __pfx_alloc_workqueue+0x10/0x10 [ 266.165388][ T8591] ? read_word_at_a_time+0xe/0x20 [ 266.167055][ T8591] gfs2_fill_super+0x1352/0x2bf0 [ 266.168733][ T8591] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.170541][ T8591] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.172355][ T8591] ? set_blocksize+0x2b1/0x350 [ 266.174016][ T8591] ? sb_set_blocksize+0xf6/0x120 [ 266.175684][ T8591] ? setup_bdev_super+0x392/0x720 [ 266.177414][ T8591] get_tree_bdev+0x36f/0x610 [ 266.179009][ T8591] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.180860][ T8591] ? __pfx_get_tree_bdev+0x10/0x10 [ 266.182683][ T8591] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 266.184639][ T8591] ? cap_capable+0x1cf/0x240 [ 266.186278][ T8591] gfs2_get_tree+0x4e/0x280 [ 266.187880][ T8591] vfs_get_tree+0x8f/0x380 [ 266.189688][ T8591] path_mount+0x14e6/0x1f20 [ 266.191261][ T8591] ? kmem_cache_free+0x12e/0x380 [ 266.193020][ T8591] ? __pfx_path_mount+0x10/0x10 [ 266.194680][ T8591] ? putname+0x12e/0x170 [ 266.196161][ T8591] __x64_sys_mount+0x297/0x320 [ 266.197780][ T8591] ? __pfx___x64_sys_mount+0x10/0x10 [ 266.199556][ T8591] do_syscall_64+0xcf/0x260 [ 266.201081][ T8591] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 266.203074][ T8591] RIP: 0033:0x7f0085c7f5aa [ 266.204606][ T8591] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 266.211158][ T8591] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 266.214123][ T8591] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 266.216871][ T8591] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 266.220260][ T8591] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 266.223605][ T8591] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 266.226773][ T8591] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 266.230230][ T8591] </TASK> [ 266.239758][ T8591] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 266.244706][ T8591] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 266.629481][ T8603] loop2: detected capacity change from 0 to 32768 [ 266.647691][ T8603] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 266.651225][ T8603] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 266.661847][ T8603] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 266.666544][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 266.669373][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 266.703636][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 266.706726][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 266.708697][ T8603] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 266.715466][ T8603] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 266.719094][ T8603] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 266.719094][ T8603] inode = 12 2341 [ 266.719094][ T8603] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 266.719431][ T8602] loop1: detected capacity change from 0 to 32768 [ 266.726663][ T8603] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 266.735270][ T8603] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8603 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 266.739336][ T8603] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 266.746183][ T8603] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 266.748872][ T8604] loop0: detected capacity change from 0 to 32768 [ 266.749471][ T8603] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 266.752659][ T8602] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 266.754600][ T8605] loop3: detected capacity change from 0 to 32768 [ 266.755120][ T8603] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 266.755274][ T8603] gfs2: fsid=syz:syz.0: File system withdrawn [ 266.758675][ T8602] CPU: 1 PID: 8602 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 266.763035][ T8604] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 266.763322][ T8602] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 266.767673][ T8605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 266.770318][ T8602] Call Trace: [ 266.770329][ T8602] <TASK> [ 266.770337][ T8602] dump_stack_lvl+0x16c/0x1f0 [ 266.770366][ T8602] sysfs_warn_dup+0x7f/0xa0 [ 266.770393][ T8602] sysfs_create_dir_ns+0x24d/0x2b0 [ 266.770420][ T8602] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 266.770447][ T8602] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.770483][ T8602] ? do_raw_spin_unlock+0x172/0x230 [ 266.770502][ T8602] kobject_add_internal+0x2c8/0x990 [ 266.770531][ T8602] kobject_init_and_add+0x11c/0x190 [ 266.770550][ T8602] ? __pfx_kobject_init_and_add+0x10/0x10 [ 266.802406][ T8602] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.804832][ T8602] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.807207][ T8602] gfs2_sys_fs_add+0x207/0x470 [ 266.809054][ T8602] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 266.811394][ T8602] ? __pfx_alloc_workqueue+0x10/0x10 [ 266.813754][ T8602] ? read_word_at_a_time+0xe/0x20 [ 266.815992][ T8602] gfs2_fill_super+0x1352/0x2bf0 [ 266.818199][ T8602] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.820513][ T8602] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.822859][ T8602] ? set_blocksize+0x2b1/0x350 [ 266.824994][ T8602] ? sb_set_blocksize+0xf6/0x120 [ 266.827194][ T8602] ? setup_bdev_super+0x392/0x720 [ 266.829417][ T8602] get_tree_bdev+0x36f/0x610 [ 266.831472][ T8602] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.833768][ T8602] ? __pfx_get_tree_bdev+0x10/0x10 [ 266.836007][ T8602] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 266.838407][ T8602] ? cap_capable+0x1cf/0x240 [ 266.840425][ T8602] gfs2_get_tree+0x4e/0x280 [ 266.842431][ T8602] vfs_get_tree+0x8f/0x380 [ 266.844293][ T8602] path_mount+0x14e6/0x1f20 [ 266.846208][ T8602] ? kmem_cache_free+0x12e/0x380 [ 266.848312][ T8602] ? __pfx_path_mount+0x10/0x10 [ 266.850396][ T8602] ? putname+0x12e/0x170 [ 266.852279][ T8602] __x64_sys_mount+0x297/0x320 [ 266.854309][ T8602] ? __pfx___x64_sys_mount+0x10/0x10 [ 266.856614][ T8602] do_syscall_64+0xcf/0x260 [ 266.858559][ T8602] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 266.861107][ T8602] RIP: 0033:0x7fbb4807f5aa [ 266.863051][ T8602] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 266.871343][ T8602] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 266.874994][ T8602] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 266.878464][ T8602] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 266.881808][ T8602] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 266.885078][ T8602] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 266.888552][ T8602] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 266.892005][ T8602] </TASK> [ 266.893392][ T8604] CPU: 3 PID: 8604 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 266.897142][ T8604] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 266.900714][ T8604] Call Trace: [ 266.901886][ T8604] <TASK> [ 266.903077][ T8604] dump_stack_lvl+0x16c/0x1f0 [ 266.905113][ T8604] sysfs_warn_dup+0x7f/0xa0 [ 266.906730][ T8604] sysfs_create_dir_ns+0x24d/0x2b0 [ 266.908761][ T8604] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 266.910670][ T8604] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.912506][ T8604] ? do_raw_spin_unlock+0x172/0x230 [ 266.914280][ T8604] kobject_add_internal+0x2c8/0x990 [ 266.916062][ T8604] kobject_init_and_add+0x11c/0x190 [ 266.917797][ T8604] ? __pfx_kobject_init_and_add+0x10/0x10 [ 266.919704][ T8604] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.921570][ T8604] ? lockdep_init_map_type+0x16d/0x7d0 [ 266.923415][ T8604] gfs2_sys_fs_add+0x207/0x470 [ 266.925107][ T8604] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 266.926875][ T8604] ? __pfx_alloc_workqueue+0x10/0x10 [ 266.928729][ T8604] ? read_word_at_a_time+0xe/0x20 [ 266.930368][ T8604] gfs2_fill_super+0x1352/0x2bf0 [ 266.932013][ T8604] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.933835][ T8604] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.935739][ T8604] ? set_blocksize+0x2b1/0x350 [ 266.937435][ T8604] ? sb_set_blocksize+0xf6/0x120 [ 266.939184][ T8604] ? setup_bdev_super+0x392/0x720 [ 266.940898][ T8604] get_tree_bdev+0x36f/0x610 [ 266.942492][ T8604] ? __pfx_gfs2_fill_super+0x10/0x10 [ 266.944322][ T8604] ? __pfx_get_tree_bdev+0x10/0x10 [ 266.946086][ T8604] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 266.948022][ T8604] ? cap_capable+0x1cf/0x240 [ 266.949632][ T8604] gfs2_get_tree+0x4e/0x280 [ 266.951168][ T8604] vfs_get_tree+0x8f/0x380 [ 266.952709][ T8604] path_mount+0x14e6/0x1f20 [ 266.954656][ T8604] ? kmem_cache_free+0x12e/0x380 [ 266.956468][ T8604] ? __pfx_path_mount+0x10/0x10 [ 266.958538][ T8604] ? putname+0x12e/0x170 [ 266.960363][ T8604] __x64_sys_mount+0x297/0x320 [ 266.962442][ T8604] ? __pfx___x64_sys_mount+0x10/0x10 [ 266.964612][ T8604] do_syscall_64+0xcf/0x260 [ 266.966448][ T8604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 266.968926][ T8604] RIP: 0033:0x7f0085c7f5aa [ 266.970560][ T8604] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 266.977180][ T8604] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 266.980052][ T8604] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 266.982746][ T8604] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 266.985435][ T8604] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 266.988163][ T8604] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 266.990810][ T8604] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 266.993531][ T8604] </TASK> [ 266.994616][ T8603] CPU: 2 PID: 8603 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 266.995503][ T8604] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 266.996267][ T8602] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 266.996279][ T8602] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 266.999203][ T8603] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 266.999221][ T8603] Call Trace: [ 266.999230][ T8603] <TASK> [ 266.999239][ T8603] dump_stack_lvl+0x16c/0x1f0 [ 266.999271][ T8603] gfs2_withdraw+0xab8/0x1290 [ 266.999305][ T8603] ? __pfx_gfs2_withdraw+0x10/0x10 [ 266.999335][ T8603] gfs2_dirent_scan+0x2fc/0x3c0 [ 266.999364][ T8603] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 266.999392][ T8603] gfs2_dir_read+0x36a/0x14d0 [ 266.999412][ T8603] ? inode_go_held+0x151/0x210 [ 266.999436][ T8603] ? __pfx_inode_go_held+0x10/0x10 [ 267.004618][ T8604] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 267.009924][ T8603] ? gfs2_instantiate+0x1eb/0x250 [ 267.009962][ T8603] ? gfs2_glock_wait+0x1e0/0x330 [ 267.009979][ T8603] ? __pfx_gfs2_dir_read+0x10/0x10 [ 267.009994][ T8603] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 267.010013][ T8603] ? do_raw_spin_unlock+0x172/0x230 [ 267.010031][ T8603] gfs2_readdir+0x13d/0x1d0 [ 267.010057][ T8603] ? __pfx_gfs2_readdir+0x10/0x10 [ 267.010077][ T8603] ? iterate_dir+0x292/0x9e0 [ 267.056876][ T8603] ? selinux_file_permission+0x125/0x590 [ 267.059393][ T8603] iterate_dir+0x292/0x9e0 [ 267.061406][ T8603] __x64_sys_getdents64+0x14f/0x2e0 [ 267.063693][ T8603] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 267.066118][ T8603] ? __pfx_filldir64+0x10/0x10 [ 267.068279][ T8603] do_syscall_64+0xcf/0x260 [ 267.070353][ T8603] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.073011][ T8603] RIP: 0033:0x7f9efaa7dea9 [ 267.074981][ T8603] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 267.083385][ T8603] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 267.087064][ T8603] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 267.089964][ T8603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 267.092612][ T8603] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 267.095258][ T8603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 267.097952][ T8603] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 267.100595][ T8603] </TASK> [ 267.101622][ T8605] CPU: 3 PID: 8605 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 267.105238][ T8605] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 267.108684][ T8605] Call Trace: [ 267.109875][ T8605] <TASK> [ 267.110925][ T8605] dump_stack_lvl+0x16c/0x1f0 [ 267.112537][ T8605] sysfs_warn_dup+0x7f/0xa0 [ 267.114077][ T8605] sysfs_create_dir_ns+0x24d/0x2b0 [ 267.115827][ T8605] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 267.117731][ T8605] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 267.119602][ T8605] ? do_raw_spin_unlock+0x172/0x230 [ 267.121404][ T8605] kobject_add_internal+0x2c8/0x990 [ 267.123231][ T8605] kobject_init_and_add+0x11c/0x190 [ 267.125054][ T8605] ? __pfx_kobject_init_and_add+0x10/0x10 [ 267.127033][ T8605] ? lockdep_init_map_type+0x16d/0x7d0 [ 267.128934][ T8605] ? lockdep_init_map_type+0x16d/0x7d0 [ 267.130830][ T8605] gfs2_sys_fs_add+0x207/0x470 [ 267.132508][ T8605] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 267.134330][ T8605] ? __pfx_alloc_workqueue+0x10/0x10 [ 267.136161][ T8605] ? read_word_at_a_time+0xe/0x20 [ 267.137905][ T8605] gfs2_fill_super+0x1352/0x2bf0 [ 267.139622][ T8605] ? __pfx_gfs2_fill_super+0x10/0x10 [ 267.141451][ T8605] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 267.143319][ T8605] ? set_blocksize+0x2b1/0x350 [ 267.144982][ T8605] ? sb_set_blocksize+0xf6/0x120 [ 267.146692][ T8605] ? setup_bdev_super+0x392/0x720 [ 267.148439][ T8605] get_tree_bdev+0x36f/0x610 [ 267.150068][ T8605] ? __pfx_gfs2_fill_super+0x10/0x10 [ 267.151932][ T8605] ? __pfx_get_tree_bdev+0x10/0x10 [ 267.153721][ T8605] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 267.155653][ T8605] ? cap_capable+0x1cf/0x240 [ 267.157285][ T8605] gfs2_get_tree+0x4e/0x280 [ 267.158870][ T8605] vfs_get_tree+0x8f/0x380 [ 267.160431][ T8605] path_mount+0x14e6/0x1f20 [ 267.162067][ T8605] ? kmem_cache_free+0x12e/0x380 [ 267.163781][ T8605] ? __pfx_path_mount+0x10/0x10 [ 267.165495][ T8605] ? putname+0x12e/0x170 [ 267.166982][ T8605] __x64_sys_mount+0x297/0x320 [ 267.168682][ T8605] ? __pfx___x64_sys_mount+0x10/0x10 [ 267.170516][ T8605] do_syscall_64+0xcf/0x260 [ 267.172109][ T8605] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.174174][ T8605] RIP: 0033:0x7fb72827f5aa [ 267.175711][ T8605] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 267.182353][ T8605] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 267.185236][ T8605] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 267.187962][ T8605] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 267.190697][ T8605] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 267.193443][ T8605] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 267.196140][ T8605] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 267.198815][ T8605] </TASK> [ 267.201214][ T8605] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 267.206146][ T8605] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 267.626642][ T8612] loop0: detected capacity change from 0 to 32768 [ 267.643745][ T8612] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 267.647327][ T8612] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 267.671495][ T8612] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 267.674814][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 267.677151][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 267.702838][ T8614] loop1: detected capacity change from 0 to 32768 [ 267.711036][ T8614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 267.714284][ T8614] CPU: 0 PID: 8614 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 267.718645][ T8614] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 267.722951][ T8614] Call Trace: [ 267.724444][ T8614] <TASK> [ 267.725746][ T8614] dump_stack_lvl+0x16c/0x1f0 [ 267.727756][ T8614] sysfs_warn_dup+0x7f/0xa0 [ 267.727937][ T8618] loop2: detected capacity change from 0 to 32768 [ 267.729703][ T8614] sysfs_create_dir_ns+0x24d/0x2b0 [ 267.729735][ T8614] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 267.729761][ T8614] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 267.731643][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 54ms [ 267.731828][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 267.731862][ T8612] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 267.734627][ T8618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 267.735780][ T8612] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 267.735798][ T8612] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 267.735798][ T8612] inode = 12 2341 [ 267.735798][ T8612] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 267.735824][ T8612] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 267.735854][ T8612] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8612 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 267.735891][ T8612] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 267.735941][ T8612] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 267.735953][ T8612] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 267.735964][ T8612] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 267.736119][ T8612] gfs2: fsid=syz:syz.0: File system withdrawn [ 267.736776][ T8614] ? do_raw_spin_unlock+0x172/0x230 [ 267.736803][ T8614] kobject_add_internal+0x2c8/0x990 [ 267.736832][ T8614] kobject_init_and_add+0x11c/0x190 [ 267.760733][ T8616] loop3: detected capacity change from 0 to 32768 [ 267.761464][ T8614] ? __pfx_kobject_init_and_add+0x10/0x10 [ 267.761490][ T8614] ? lockdep_init_map_type+0x16d/0x7d0 [ 267.778222][ T8616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 267.779213][ T8614] ? lockdep_init_map_type+0x16d/0x7d0 [ 267.779246][ T8614] gfs2_sys_fs_add+0x207/0x470 [ 267.804178][ T8614] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 267.806262][ T8614] ? __pfx_alloc_workqueue+0x10/0x10 [ 267.808318][ T8614] ? read_word_at_a_time+0xe/0x20 [ 267.810282][ T8614] gfs2_fill_super+0x1352/0x2bf0 [ 267.812242][ T8614] ? __pfx_gfs2_fill_super+0x10/0x10 [ 267.814187][ T8614] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 267.816252][ T8614] ? set_blocksize+0x2b1/0x350 [ 267.818142][ T8614] ? sb_set_blocksize+0xf6/0x120 [ 267.820099][ T8614] ? setup_bdev_super+0x392/0x720 [ 267.822178][ T8614] get_tree_bdev+0x36f/0x610 [ 267.824005][ T8614] ? __pfx_gfs2_fill_super+0x10/0x10 [ 267.826070][ T8614] ? __pfx_get_tree_bdev+0x10/0x10 [ 267.828094][ T8614] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 267.830191][ T8614] ? cap_capable+0x1cf/0x240 [ 267.831986][ T8614] gfs2_get_tree+0x4e/0x280 [ 267.833781][ T8614] vfs_get_tree+0x8f/0x380 [ 267.835545][ T8614] path_mount+0x14e6/0x1f20 [ 267.837366][ T8614] ? kmem_cache_free+0x12e/0x380 [ 267.839255][ T8614] ? __pfx_path_mount+0x10/0x10 [ 267.841141][ T8614] ? putname+0x12e/0x170 [ 267.842791][ T8614] __x64_sys_mount+0x297/0x320 [ 267.844683][ T8614] ? __pfx___x64_sys_mount+0x10/0x10 [ 267.846758][ T8614] do_syscall_64+0xcf/0x260 [ 267.848568][ T8614] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.850887][ T8614] RIP: 0033:0x7fbb4807f5aa [ 267.852623][ T8614] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 267.860038][ T8614] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 267.863226][ T8614] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 267.866241][ T8614] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 267.869298][ T8614] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 267.872660][ T8614] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 267.876120][ T8614] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 267.879524][ T8614] </TASK> [ 267.880903][ T8612] CPU: 3 PID: 8612 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 267.885499][ T8612] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 267.890075][ T8612] Call Trace: [ 267.891583][ T8612] <TASK> [ 267.892906][ T8612] dump_stack_lvl+0x16c/0x1f0 [ 267.894931][ T8612] gfs2_withdraw+0xab8/0x1290 [ 267.897046][ T8612] ? __pfx_gfs2_withdraw+0x10/0x10 [ 267.899227][ T8614] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 267.899260][ T8612] gfs2_dirent_scan+0x2fc/0x3c0 [ 267.907439][ T8612] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 267.909905][ T8612] gfs2_dir_read+0x36a/0x14d0 [ 267.912000][ T8612] ? inode_go_held+0x151/0x210 [ 267.914086][ T8612] ? __pfx_inode_go_held+0x10/0x10 [ 267.916051][ T8612] ? gfs2_instantiate+0x1eb/0x250 [ 267.918221][ T8612] ? gfs2_glock_wait+0x1e0/0x330 [ 267.920256][ T8612] ? __pfx_gfs2_dir_read+0x10/0x10 [ 267.920375][ T8614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 267.922398][ T8612] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 267.922425][ T8612] ? do_raw_spin_unlock+0x172/0x230 [ 267.922445][ T8612] gfs2_readdir+0x13d/0x1d0 [ 267.922471][ T8612] ? __pfx_gfs2_readdir+0x10/0x10 [ 267.922498][ T8612] ? iterate_dir+0x292/0x9e0 [ 267.922519][ T8612] ? selinux_file_permission+0x125/0x590 [ 267.922540][ T8612] iterate_dir+0x292/0x9e0 [ 267.922560][ T8612] __x64_sys_getdents64+0x14f/0x2e0 [ 267.922582][ T8612] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 267.944209][ T8612] ? __pfx_filldir64+0x10/0x10 [ 267.946217][ T8612] do_syscall_64+0xcf/0x260 [ 267.948126][ T8612] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.950725][ T8612] RIP: 0033:0x7f0085c7dea9 [ 267.952691][ T8612] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 267.960605][ T8612] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 267.964093][ T8612] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 267.967500][ T8612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 267.970961][ T8612] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 267.973658][ T8612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 267.976346][ T8612] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 267.979168][ T8612] </TASK> [ 267.980259][ T8618] CPU: 2 PID: 8618 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 267.983644][ T8618] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 267.986986][ T8618] Call Trace: [ 267.988106][ T8618] <TASK> [ 267.989095][ T8618] dump_stack_lvl+0x16c/0x1f0 [ 267.990661][ T8618] sysfs_warn_dup+0x7f/0xa0 [ 267.992183][ T8618] sysfs_create_dir_ns+0x24d/0x2b0 [ 267.993900][ T8618] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 267.995792][ T8618] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 267.998030][ T8618] ? do_raw_spin_unlock+0x172/0x230 [ 268.000147][ T8618] kobject_add_internal+0x2c8/0x990 [ 268.001901][ T8618] kobject_init_and_add+0x11c/0x190 [ 268.003803][ T8618] ? __pfx_kobject_init_and_add+0x10/0x10 [ 268.005772][ T8618] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.007589][ T8618] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.009406][ T8618] gfs2_sys_fs_add+0x207/0x470 [ 268.011019][ T8618] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 268.012778][ T8618] ? __pfx_alloc_workqueue+0x10/0x10 [ 268.014577][ T8618] ? read_word_at_a_time+0xe/0x20 [ 268.016270][ T8618] gfs2_fill_super+0x1352/0x2bf0 [ 268.017912][ T8618] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.019645][ T8618] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.021427][ T8618] ? set_blocksize+0x2b1/0x350 [ 268.023039][ T8618] ? sb_set_blocksize+0xf6/0x120 [ 268.024628][ T8618] ? setup_bdev_super+0x392/0x720 [ 268.026341][ T8618] get_tree_bdev+0x36f/0x610 [ 268.027939][ T8618] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.029710][ T8618] ? __pfx_get_tree_bdev+0x10/0x10 [ 268.031468][ T8618] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 268.033491][ T8618] ? cap_capable+0x1cf/0x240 [ 268.035054][ T8618] gfs2_get_tree+0x4e/0x280 [ 268.036622][ T8618] vfs_get_tree+0x8f/0x380 [ 268.038102][ T8618] path_mount+0x14e6/0x1f20 [ 268.039611][ T8618] ? kmem_cache_free+0x12e/0x380 [ 268.041253][ T8618] ? __pfx_path_mount+0x10/0x10 [ 268.042870][ T8618] ? putname+0x12e/0x170 [ 268.044306][ T8618] __x64_sys_mount+0x297/0x320 [ 268.045908][ T8618] ? __pfx___x64_sys_mount+0x10/0x10 [ 268.047636][ T8618] do_syscall_64+0xcf/0x260 [ 268.049130][ T8618] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 268.051070][ T8618] RIP: 0033:0x7f9efaa7f5aa [ 268.052570][ T8618] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 268.058898][ T8618] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 268.061653][ T8618] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 268.064240][ T8618] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 268.066890][ T8618] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 268.069525][ T8618] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 268.072142][ T8618] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 268.074789][ T8618] </TASK> [ 268.075845][ T8616] CPU: 3 PID: 8616 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 268.079552][ T8618] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 268.079825][ T8616] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 268.079841][ T8616] Call Trace: [ 268.079849][ T8616] <TASK> [ 268.079857][ T8616] dump_stack_lvl+0x16c/0x1f0 [ 268.079888][ T8616] sysfs_warn_dup+0x7f/0xa0 [ 268.079935][ T8616] sysfs_create_dir_ns+0x24d/0x2b0 [ 268.086861][ T8618] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 268.089889][ T8616] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 268.089964][ T8616] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.110564][ T8616] ? do_raw_spin_unlock+0x172/0x230 [ 268.112908][ T8616] kobject_add_internal+0x2c8/0x990 [ 268.114951][ T8616] kobject_init_and_add+0x11c/0x190 [ 268.117130][ T8616] ? __pfx_kobject_init_and_add+0x10/0x10 [ 268.119126][ T8616] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.121081][ T8616] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.123093][ T8616] gfs2_sys_fs_add+0x207/0x470 [ 268.124828][ T8616] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 268.126744][ T8616] ? __pfx_alloc_workqueue+0x10/0x10 [ 268.128686][ T8616] ? read_word_at_a_time+0xe/0x20 [ 268.130743][ T8616] gfs2_fill_super+0x1352/0x2bf0 [ 268.132832][ T8616] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.134991][ T8616] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.137098][ T8616] ? set_blocksize+0x2b1/0x350 [ 268.139019][ T8616] ? sb_set_blocksize+0xf6/0x120 [ 268.140827][ T8616] ? setup_bdev_super+0x392/0x720 [ 268.142596][ T8616] get_tree_bdev+0x36f/0x610 [ 268.144592][ T8616] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.146471][ T8616] ? __pfx_get_tree_bdev+0x10/0x10 [ 268.148357][ T8616] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 268.150495][ T8616] ? cap_capable+0x1cf/0x240 [ 268.152441][ T8616] gfs2_get_tree+0x4e/0x280 [ 268.154334][ T8616] vfs_get_tree+0x8f/0x380 [ 268.156224][ T8616] path_mount+0x14e6/0x1f20 [ 268.158191][ T8616] ? kmem_cache_free+0x12e/0x380 [ 268.160047][ T8616] ? __pfx_path_mount+0x10/0x10 [ 268.161828][ T8616] ? putname+0x12e/0x170 [ 268.163288][ T8616] __x64_sys_mount+0x297/0x320 [ 268.164954][ T8616] ? __pfx___x64_sys_mount+0x10/0x10 [ 268.166897][ T8616] do_syscall_64+0xcf/0x260 [ 268.168490][ T8616] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 268.170617][ T8616] RIP: 0033:0x7fb72827f5aa [ 268.172168][ T8616] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 268.180430][ T8616] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 268.184079][ T8616] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 268.187535][ T8616] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 268.191042][ T8616] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 268.194456][ T8616] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 268.197933][ T8616] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 268.201392][ T8616] </TASK> [ 268.203617][ T8616] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 268.209780][ T8616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 268.448876][ T8625] loop1: detected capacity change from 0 to 32768 [ 268.453502][ T8625] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 268.456478][ T8625] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 268.461577][ T8625] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 268.465204][ T29] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 268.467684][ T29] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 268.504703][ T29] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 268.511102][ T29] gfs2: fsid=syz:syz.0: jid=0: Done [ 268.513116][ T8625] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 268.518207][ T8625] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 268.521887][ T8625] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 268.521887][ T8625] inode = 12 2341 [ 268.521887][ T8625] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 268.528221][ T8625] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 268.533017][ T8625] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8625 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 268.536676][ T8625] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 268.539571][ T8625] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 268.543437][ T8625] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 268.547252][ T8625] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 268.551210][ T8625] gfs2: fsid=syz:syz.0: File system withdrawn [ 268.553421][ T8625] CPU: 2 PID: 8625 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 268.557095][ T8625] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 268.561422][ T8625] Call Trace: [ 268.562875][ T8625] <TASK> [ 268.564282][ T8625] dump_stack_lvl+0x16c/0x1f0 [ 268.566296][ T8625] gfs2_withdraw+0xab8/0x1290 [ 268.568407][ T8625] ? __pfx_gfs2_withdraw+0x10/0x10 [ 268.570724][ T8625] gfs2_dirent_scan+0x2fc/0x3c0 [ 268.572943][ T8625] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 268.575498][ T8625] gfs2_dir_read+0x36a/0x14d0 [ 268.577586][ T8625] ? inode_go_held+0x151/0x210 [ 268.579712][ T8625] ? __pfx_inode_go_held+0x10/0x10 [ 268.582095][ T8625] ? gfs2_instantiate+0x1eb/0x250 [ 268.584382][ T8625] ? gfs2_glock_wait+0x1e0/0x330 [ 268.586572][ T8625] ? __pfx_gfs2_dir_read+0x10/0x10 [ 268.587011][ T8628] loop2: detected capacity change from 0 to 32768 [ 268.588558][ T8625] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 268.588585][ T8625] ? do_raw_spin_unlock+0x172/0x230 [ 268.595525][ T8625] gfs2_readdir+0x13d/0x1d0 [ 268.597582][ T8625] ? __pfx_gfs2_readdir+0x10/0x10 [ 268.599608][ T8625] ? iterate_dir+0x292/0x9e0 [ 268.601244][ T8625] ? selinux_file_permission+0x125/0x590 [ 268.603134][ T8625] iterate_dir+0x292/0x9e0 [ 268.603472][ T8628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 268.604649][ T8625] __x64_sys_getdents64+0x14f/0x2e0 [ 268.605984][ T8629] loop0: detected capacity change from 0 to 32768 [ 268.611237][ T8625] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 268.613190][ T8625] ? __pfx_filldir64+0x10/0x10 [ 268.614828][ T8625] do_syscall_64+0xcf/0x260 [ 268.616393][ T8625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 268.618414][ T8625] RIP: 0033:0x7fbb4807dea9 [ 268.619981][ T8625] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 268.626491][ T8625] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 268.629293][ T8625] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 268.630614][ T8629] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 268.631940][ T8625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 268.637193][ T8625] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 268.639919][ T8625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 268.642638][ T8625] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 268.645362][ T8625] </TASK> [ 268.646428][ T8628] CPU: 3 PID: 8628 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 268.650935][ T8628] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 268.652864][ T8631] loop3: detected capacity change from 0 to 32768 [ 268.654513][ T8628] Call Trace: [ 268.654521][ T8628] <TASK> [ 268.659303][ T8628] dump_stack_lvl+0x16c/0x1f0 [ 268.660919][ T8628] sysfs_warn_dup+0x7f/0xa0 [ 268.662518][ T8628] sysfs_create_dir_ns+0x24d/0x2b0 [ 268.664321][ T8628] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 268.666293][ T8628] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.668167][ T8628] ? do_raw_spin_unlock+0x172/0x230 [ 268.670006][ T8628] kobject_add_internal+0x2c8/0x990 [ 268.671806][ T8628] kobject_init_and_add+0x11c/0x190 [ 268.673636][ T8628] ? __pfx_kobject_init_and_add+0x10/0x10 [ 268.675757][ T8628] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.678165][ T8628] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.679475][ T8631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 268.680161][ T8628] gfs2_sys_fs_add+0x207/0x470 [ 268.680180][ T8628] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 268.680194][ T8628] ? __pfx_alloc_workqueue+0x10/0x10 [ 268.680209][ T8628] ? read_word_at_a_time+0xe/0x20 [ 268.680219][ T8628] gfs2_fill_super+0x1352/0x2bf0 [ 268.680231][ T8628] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.680241][ T8628] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.680252][ T8628] ? set_blocksize+0x2b1/0x350 [ 268.696861][ T8628] ? sb_set_blocksize+0xf6/0x120 [ 268.698578][ T8628] ? setup_bdev_super+0x392/0x720 [ 268.700334][ T8628] get_tree_bdev+0x36f/0x610 [ 268.701941][ T8628] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.703797][ T8628] ? __pfx_get_tree_bdev+0x10/0x10 [ 268.705791][ T8628] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 268.708293][ T8628] ? cap_capable+0x1cf/0x240 [ 268.710300][ T8628] gfs2_get_tree+0x4e/0x280 [ 268.712420][ T8628] vfs_get_tree+0x8f/0x380 [ 268.714416][ T8628] path_mount+0x14e6/0x1f20 [ 268.716419][ T8628] ? kmem_cache_free+0x12e/0x380 [ 268.718606][ T8628] ? __pfx_path_mount+0x10/0x10 [ 268.720755][ T8628] ? putname+0x12e/0x170 [ 268.722636][ T8628] __x64_sys_mount+0x297/0x320 [ 268.724789][ T8628] ? __pfx___x64_sys_mount+0x10/0x10 [ 268.726907][ T8628] do_syscall_64+0xcf/0x260 [ 268.728463][ T8628] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 268.730566][ T8628] RIP: 0033:0x7f9efaa7f5aa [ 268.732419][ T8628] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 268.739367][ T8628] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 268.742395][ T8628] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 268.745582][ T8628] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 268.748838][ T8628] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 268.751663][ T8628] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 268.754460][ T8628] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 268.757351][ T8628] </TASK> [ 268.758683][ T8631] CPU: 0 PID: 8631 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 268.761378][ T8628] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 268.762242][ T8631] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 268.762252][ T8631] Call Trace: [ 268.762257][ T8631] <TASK> [ 268.762261][ T8631] dump_stack_lvl+0x16c/0x1f0 [ 268.762280][ T8631] sysfs_warn_dup+0x7f/0xa0 [ 268.766972][ T8628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 268.770210][ T8631] sysfs_create_dir_ns+0x24d/0x2b0 [ 268.770232][ T8631] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 268.770246][ T8631] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.770258][ T8631] ? do_raw_spin_unlock+0x172/0x230 [ 268.770269][ T8631] kobject_add_internal+0x2c8/0x990 [ 268.770286][ T8631] kobject_init_and_add+0x11c/0x190 [ 268.770299][ T8631] ? __pfx_kobject_init_and_add+0x10/0x10 [ 268.770309][ T8631] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.770323][ T8631] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.770338][ T8631] gfs2_sys_fs_add+0x207/0x470 [ 268.770353][ T8631] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 268.770367][ T8631] ? __pfx_alloc_workqueue+0x10/0x10 [ 268.770382][ T8631] ? read_word_at_a_time+0xe/0x20 [ 268.803544][ T8631] gfs2_fill_super+0x1352/0x2bf0 [ 268.805396][ T8631] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.807719][ T8631] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.810110][ T8631] ? set_blocksize+0x2b1/0x350 [ 268.812027][ T8631] ? sb_set_blocksize+0xf6/0x120 [ 268.813969][ T8631] ? setup_bdev_super+0x392/0x720 [ 268.815705][ T8631] get_tree_bdev+0x36f/0x610 [ 268.817307][ T8631] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.819458][ T8631] ? __pfx_get_tree_bdev+0x10/0x10 [ 268.821394][ T8631] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 268.823342][ T8631] ? cap_capable+0x1cf/0x240 [ 268.824891][ T8631] gfs2_get_tree+0x4e/0x280 [ 268.826443][ T8631] vfs_get_tree+0x8f/0x380 [ 268.827961][ T8631] path_mount+0x14e6/0x1f20 [ 268.829566][ T8631] ? kmem_cache_free+0x12e/0x380 [ 268.831223][ T8631] ? __pfx_path_mount+0x10/0x10 [ 268.832914][ T8631] ? putname+0x12e/0x170 [ 268.834526][ T8631] __x64_sys_mount+0x297/0x320 [ 268.836175][ T8631] ? __pfx___x64_sys_mount+0x10/0x10 [ 268.837992][ T8631] do_syscall_64+0xcf/0x260 [ 268.839552][ T8631] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 268.841580][ T8631] RIP: 0033:0x7fb72827f5aa [ 268.843098][ T8631] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 268.849618][ T8631] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 268.852726][ T8631] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 268.855253][ T8631] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 268.857553][ T8631] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 268.860011][ T8631] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 268.862674][ T8631] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 268.865310][ T8631] </TASK> [ 268.866462][ T8629] CPU: 1 PID: 8629 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 268.869270][ T8631] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 268.869895][ T8629] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 268.869908][ T8629] Call Trace: [ 268.869930][ T8629] <TASK> [ 268.869938][ T8629] dump_stack_lvl+0x16c/0x1f0 [ 268.869968][ T8629] sysfs_warn_dup+0x7f/0xa0 [ 268.874647][ T8631] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 268.878562][ T8629] sysfs_create_dir_ns+0x24d/0x2b0 [ 268.878584][ T8629] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 268.878599][ T8629] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.891853][ T8629] ? do_raw_spin_unlock+0x172/0x230 [ 268.893667][ T8629] kobject_add_internal+0x2c8/0x990 [ 268.895397][ T8629] kobject_init_and_add+0x11c/0x190 [ 268.897150][ T8629] ? __pfx_kobject_init_and_add+0x10/0x10 [ 268.899053][ T8629] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.900888][ T8629] ? lockdep_init_map_type+0x16d/0x7d0 [ 268.902718][ T8629] gfs2_sys_fs_add+0x207/0x470 [ 268.904491][ T8629] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 268.906484][ T8629] ? __pfx_alloc_workqueue+0x10/0x10 [ 268.908736][ T8629] ? read_word_at_a_time+0xe/0x20 [ 268.910852][ T8629] gfs2_fill_super+0x1352/0x2bf0 [ 268.912953][ T8629] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.915210][ T8629] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 268.917476][ T8629] ? set_blocksize+0x2b1/0x350 [ 268.919491][ T8629] ? sb_set_blocksize+0xf6/0x120 [ 268.921583][ T8629] ? setup_bdev_super+0x392/0x720 [ 268.923639][ T8629] get_tree_bdev+0x36f/0x610 [ 268.925223][ T8629] ? __pfx_gfs2_fill_super+0x10/0x10 [ 268.926981][ T8629] ? __pfx_get_tree_bdev+0x10/0x10 [ 268.928718][ T8629] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 268.930666][ T8629] ? cap_capable+0x1cf/0x240 [ 268.932262][ T8629] gfs2_get_tree+0x4e/0x280 [ 268.933942][ T8629] vfs_get_tree+0x8f/0x380 [ 268.935473][ T8629] path_mount+0x14e6/0x1f20 [ 268.937092][ T8629] ? kmem_cache_free+0x12e/0x380 [ 268.938781][ T8629] ? __pfx_path_mount+0x10/0x10 [ 268.940516][ T8629] ? putname+0x12e/0x170 [ 268.941980][ T8629] __x64_sys_mount+0x297/0x320 [ 268.943644][ T8629] ? __pfx___x64_sys_mount+0x10/0x10 [ 268.945612][ T8629] do_syscall_64+0xcf/0x260 [ 268.947262][ T8629] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 268.949341][ T8629] RIP: 0033:0x7f0085c7f5aa [ 268.950950][ T8629] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 268.957808][ T8629] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 268.960719][ T8629] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 268.963450][ T8629] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 268.966240][ T8629] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 268.968979][ T8629] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 268.971715][ T8629] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 268.974466][ T8629] </TASK> [ 268.976902][ T8629] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 268.982615][ T8629] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 269.396125][ T8641] loop3: detected capacity change from 0 to 32768 [ 269.401390][ T8638] loop0: detected capacity change from 0 to 32768 [ 269.406126][ T8641] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 269.406504][ T8638] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 269.408851][ T8641] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 269.412432][ T8641] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 269.413150][ T8644] loop2: detected capacity change from 0 to 32768 [ 269.415230][ T8638] CPU: 0 PID: 8638 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 269.418390][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 269.420340][ T8638] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 269.420352][ T8638] Call Trace: [ 269.420360][ T8638] <TASK> [ 269.420366][ T8638] dump_stack_lvl+0x16c/0x1f0 [ 269.420385][ T8638] sysfs_warn_dup+0x7f/0xa0 [ 269.424353][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 269.426590][ T8638] sysfs_create_dir_ns+0x24d/0x2b0 [ 269.434792][ T8642] loop1: detected capacity change from 0 to 32768 [ 269.435988][ T8638] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 269.436018][ T8638] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 269.436030][ T8638] ? do_raw_spin_unlock+0x172/0x230 [ 269.449856][ T8638] kobject_add_internal+0x2c8/0x990 [ 269.450038][ T8642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 269.451596][ T8638] kobject_init_and_add+0x11c/0x190 [ 269.451611][ T8638] ? __pfx_kobject_init_and_add+0x10/0x10 [ 269.451621][ T8638] ? lockdep_init_map_type+0x16d/0x7d0 [ 269.451636][ T8638] ? lockdep_init_map_type+0x16d/0x7d0 [ 269.451651][ T8638] gfs2_sys_fs_add+0x207/0x470 [ 269.451693][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 269.451800][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 269.451823][ T8641] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 269.458927][ T8641] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 269.460123][ T8638] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 269.460141][ T8638] ? __pfx_alloc_workqueue+0x10/0x10 [ 269.460157][ T8638] ? read_word_at_a_time+0xe/0x20 [ 269.460167][ T8638] gfs2_fill_super+0x1352/0x2bf0 [ 269.460178][ T8638] ? __pfx_gfs2_fill_super+0x10/0x10 [ 269.460188][ T8638] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 269.460198][ T8638] ? set_blocksize+0x2b1/0x350 [ 269.460211][ T8638] ? sb_set_blocksize+0xf6/0x120 [ 269.460222][ T8638] ? setup_bdev_super+0x392/0x720 [ 269.460236][ T8638] get_tree_bdev+0x36f/0x610 [ 269.460249][ T8638] ? __pfx_gfs2_fill_super+0x10/0x10 [ 269.460259][ T8638] ? __pfx_get_tree_bdev+0x10/0x10 [ 269.460273][ T8638] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 269.460285][ T8638] ? cap_capable+0x1cf/0x240 [ 269.460300][ T8638] gfs2_get_tree+0x4e/0x280 [ 269.460315][ T8638] vfs_get_tree+0x8f/0x380 [ 269.460329][ T8638] path_mount+0x14e6/0x1f20 [ 269.460343][ T8638] ? kmem_cache_free+0x12e/0x380 [ 269.460354][ T8638] ? __pfx_path_mount+0x10/0x10 [ 269.462189][ T8641] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 269.462189][ T8641] inode = 12 2341 [ 269.462189][ T8641] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 269.463771][ T8638] ? putname+0x12e/0x170 [ 269.466273][ T8641] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 269.468020][ T8638] __x64_sys_mount+0x297/0x320 [ 269.470554][ T8641] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8641 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 269.473232][ T8638] ? __pfx___x64_sys_mount+0x10/0x10 [ 269.474965][ T8641] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 269.476712][ T8638] do_syscall_64+0xcf/0x260 [ 269.478408][ T8641] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 269.480046][ T8638] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 269.480069][ T8638] RIP: 0033:0x7f0085c7f5aa [ 269.480079][ T8638] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 269.481800][ T8641] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 269.483586][ T8638] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 [ 269.485203][ T8641] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 269.486861][ T8638] ORIG_RAX: 00000000000000a5 [ 269.488703][ T8641] gfs2: fsid=syz:syz.0: File system withdrawn [ 269.490131][ T8638] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 269.490147][ T8638] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 269.490154][ T8638] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 269.490161][ T8638] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 269.490167][ T8638] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 269.565415][ T8638] </TASK> [ 269.566484][ T8642] CPU: 1 PID: 8642 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 269.569995][ T8642] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 269.573374][ T8642] Call Trace: [ 269.574520][ T8642] <TASK> [ 269.575580][ T8642] dump_stack_lvl+0x16c/0x1f0 [ 269.577163][ T8642] sysfs_warn_dup+0x7f/0xa0 [ 269.578693][ T8642] sysfs_create_dir_ns+0x24d/0x2b0 [ 269.580438][ T8642] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 269.582318][ T8642] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 269.584161][ T8642] ? do_raw_spin_unlock+0x172/0x230 [ 269.585908][ T8642] kobject_add_internal+0x2c8/0x990 [ 269.587688][ T8642] kobject_init_and_add+0x11c/0x190 [ 269.589444][ T8642] ? __pfx_kobject_init_and_add+0x10/0x10 [ 269.591354][ T8642] ? lockdep_init_map_type+0x16d/0x7d0 [ 269.593213][ T8642] ? lockdep_init_map_type+0x16d/0x7d0 [ 269.594936][ T8638] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 269.595110][ T8642] gfs2_sys_fs_add+0x207/0x470 [ 269.601658][ T8638] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 269.602452][ T8642] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 269.605803][ T8644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 269.607037][ T8642] ? __pfx_alloc_workqueue+0x10/0x10 [ 269.607069][ T8642] ? read_word_at_a_time+0xe/0x20 [ 269.607094][ T8642] gfs2_fill_super+0x1352/0x2bf0 [ 269.616221][ T8642] ? __pfx_gfs2_fill_super+0x10/0x10 [ 269.618092][ T8642] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 269.620036][ T8642] ? set_blocksize+0x2b1/0x350 [ 269.621704][ T8642] ? sb_set_blocksize+0xf6/0x120 [ 269.623498][ T8642] ? setup_bdev_super+0x392/0x720 [ 269.625361][ T8642] get_tree_bdev+0x36f/0x610 [ 269.626966][ T8642] ? __pfx_gfs2_fill_super+0x10/0x10 [ 269.628815][ T8642] ? __pfx_get_tree_bdev+0x10/0x10 [ 269.630566][ T8642] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 269.632498][ T8642] ? cap_capable+0x1cf/0x240 [ 269.634325][ T8642] gfs2_get_tree+0x4e/0x280 [ 269.636302][ T8642] vfs_get_tree+0x8f/0x380 [ 269.637840][ T8642] path_mount+0x14e6/0x1f20 [ 269.639381][ T8642] ? kmem_cache_free+0x12e/0x380 [ 269.641116][ T8642] ? __pfx_path_mount+0x10/0x10 [ 269.642786][ T8642] ? putname+0x12e/0x170 [ 269.644318][ T8642] __x64_sys_mount+0x297/0x320 [ 269.645955][ T8642] ? __pfx___x64_sys_mount+0x10/0x10 [ 269.647824][ T8642] do_syscall_64+0xcf/0x260 [ 269.649406][ T8642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 269.651511][ T8642] RIP: 0033:0x7fbb4807f5aa [ 269.653153][ T8642] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 269.661324][ T8642] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 269.664963][ T8642] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 269.668423][ T8642] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 269.671906][ T8642] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 269.675356][ T8642] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 269.678630][ T8642] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 269.682113][ T8642] </TASK> [ 269.683485][ T8644] CPU: 3 PID: 8644 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 269.687027][ T8644] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 269.687490][ T8642] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 269.690979][ T8644] Call Trace: [ 269.690990][ T8644] <TASK> [ 269.690998][ T8644] dump_stack_lvl+0x16c/0x1f0 [ 269.691018][ T8644] sysfs_warn_dup+0x7f/0xa0 [ 269.691033][ T8644] sysfs_create_dir_ns+0x24d/0x2b0 [ 269.691052][ T8644] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 269.691067][ T8644] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 269.691079][ T8644] ? do_raw_spin_unlock+0x172/0x230 [ 269.696620][ T8642] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 269.697934][ T8644] kobject_add_internal+0x2c8/0x990 [ 269.697960][ T8644] kobject_init_and_add+0x11c/0x190 [ 269.697970][ T8644] ? __pfx_kobject_init_and_add+0x10/0x10 [ 269.717744][ T8644] ? lockdep_init_map_type+0x16d/0x7d0 [ 269.719597][ T8644] ? lockdep_init_map_type+0x16d/0x7d0 [ 269.721480][ T8644] gfs2_sys_fs_add+0x207/0x470 [ 269.723116][ T8644] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 269.725054][ T8644] ? __pfx_alloc_workqueue+0x10/0x10 [ 269.726857][ T8644] ? read_word_at_a_time+0xe/0x20 [ 269.728581][ T8644] gfs2_fill_super+0x1352/0x2bf0 [ 269.730320][ T8644] ? __pfx_gfs2_fill_super+0x10/0x10 [ 269.732123][ T8644] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 269.734120][ T8644] ? set_blocksize+0x2b1/0x350 [ 269.735906][ T8644] ? sb_set_blocksize+0xf6/0x120 [ 269.737612][ T8644] ? setup_bdev_super+0x392/0x720 [ 269.739333][ T8644] get_tree_bdev+0x36f/0x610 [ 269.740927][ T8644] ? __pfx_gfs2_fill_super+0x10/0x10 [ 269.742950][ T8644] ? __pfx_get_tree_bdev+0x10/0x10 [ 269.745019][ T8644] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 269.746945][ T8644] ? cap_capable+0x1cf/0x240 [ 269.748540][ T8644] gfs2_get_tree+0x4e/0x280 [ 269.750087][ T8644] vfs_get_tree+0x8f/0x380 [ 269.751612][ T8644] path_mount+0x14e6/0x1f20 [ 269.753186][ T8644] ? kmem_cache_free+0x12e/0x380 [ 269.754888][ T8644] ? __pfx_path_mount+0x10/0x10 [ 269.756553][ T8644] ? putname+0x12e/0x170 [ 269.757997][ T8644] __x64_sys_mount+0x297/0x320 [ 269.759652][ T8644] ? __pfx___x64_sys_mount+0x10/0x10 [ 269.761479][ T8644] do_syscall_64+0xcf/0x260 [ 269.763032][ T8644] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 269.765336][ T8644] RIP: 0033:0x7f9efaa7f5aa [ 269.766847][ T8644] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 269.773310][ T8644] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 269.775956][ T8644] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 269.778586][ T8644] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 269.781207][ T8644] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 269.783769][ T8644] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 269.786588][ T8644] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 269.789268][ T8644] </TASK> [ 269.790356][ T8641] CPU: 1 PID: 8641 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 269.791115][ T8644] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 269.793943][ T8641] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 269.793957][ T8641] Call Trace: [ 269.793965][ T8641] <TASK> [ 269.793973][ T8641] dump_stack_lvl+0x16c/0x1f0 [ 269.794001][ T8641] gfs2_withdraw+0xab8/0x1290 [ 269.798635][ T8644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 269.802062][ T8641] ? __pfx_gfs2_withdraw+0x10/0x10 [ 269.802086][ T8641] gfs2_dirent_scan+0x2fc/0x3c0 [ 269.802102][ T8641] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 269.802117][ T8641] gfs2_dir_read+0x36a/0x14d0 [ 269.816864][ T8641] ? inode_go_held+0x151/0x210 [ 269.818512][ T8641] ? __pfx_inode_go_held+0x10/0x10 [ 269.820327][ T8641] ? gfs2_instantiate+0x1eb/0x250 [ 269.822091][ T8641] ? gfs2_glock_wait+0x1e0/0x330 [ 269.823806][ T8641] ? __pfx_gfs2_dir_read+0x10/0x10 [ 269.825994][ T8641] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 269.828153][ T8641] ? do_raw_spin_unlock+0x172/0x230 [ 269.830441][ T8641] gfs2_readdir+0x13d/0x1d0 [ 269.832461][ T8641] ? __pfx_gfs2_readdir+0x10/0x10 [ 269.834636][ T8641] ? iterate_dir+0x292/0x9e0 [ 269.836683][ T8641] ? selinux_file_permission+0x125/0x590 [ 269.838879][ T8641] iterate_dir+0x292/0x9e0 [ 269.840503][ T8641] __x64_sys_getdents64+0x14f/0x2e0 [ 269.842591][ T8641] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 269.844910][ T8641] ? __pfx_filldir64+0x10/0x10 [ 269.846537][ T8641] do_syscall_64+0xcf/0x260 [ 269.848051][ T8641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 269.850031][ T8641] RIP: 0033:0x7fb72827dea9 [ 269.851539][ T8641] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 269.857796][ T8641] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 269.860547][ T8641] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 269.863153][ T8641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 269.865795][ T8641] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 269.868410][ T8641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 269.871014][ T8641] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 269.873695][ T8641] </TASK> [ 270.169779][ T8651] loop0: detected capacity change from 0 to 32768 [ 270.185379][ T8651] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 270.188149][ T8651] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 270.198516][ T8651] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 270.207444][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 270.210007][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 270.224378][ T8653] loop1: detected capacity change from 0 to 32768 [ 270.232571][ T8653] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 270.235797][ T8653] CPU: 1 PID: 8653 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 270.240122][ T8653] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 270.243247][ T8655] loop3: detected capacity change from 0 to 32768 [ 270.244204][ T8653] Call Trace: [ 270.247483][ T8653] <TASK> [ 270.248520][ T8653] dump_stack_lvl+0x16c/0x1f0 [ 270.249006][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 270.250198][ T8653] sysfs_warn_dup+0x7f/0xa0 [ 270.250222][ T8653] sysfs_create_dir_ns+0x24d/0x2b0 [ 270.250237][ T8653] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 270.250252][ T8653] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 270.252764][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 270.254163][ T8653] ? do_raw_spin_unlock+0x172/0x230 [ 270.255840][ T8651] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 270.257944][ T8653] kobject_add_internal+0x2c8/0x990 [ 270.268040][ T8653] kobject_init_and_add+0x11c/0x190 [ 270.270011][ T8651] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 270.270243][ T8653] ? __pfx_kobject_init_and_add+0x10/0x10 [ 270.273245][ T8651] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 270.273245][ T8651] inode = 12 2341 [ 270.273245][ T8651] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 270.275276][ T8653] ? lockdep_init_map_type+0x16d/0x7d0 [ 270.282033][ T8651] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 270.283142][ T8655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 270.283279][ T8653] ? lockdep_init_map_type+0x16d/0x7d0 [ 270.286332][ T8651] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8651 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 270.289435][ T8653] gfs2_sys_fs_add+0x207/0x470 [ 270.291772][ T8651] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 270.294592][ T8653] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 270.296259][ T8651] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 270.299080][ T8653] ? __pfx_alloc_workqueue+0x10/0x10 [ 270.301465][ T8651] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 270.302871][ T8657] loop2: detected capacity change from 0 to 32768 [ 270.303391][ T8653] ? read_word_at_a_time+0xe/0x20 [ 270.305210][ T8651] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 270.308163][ T8653] gfs2_fill_super+0x1352/0x2bf0 [ 270.310878][ T8651] gfs2: fsid=syz:syz.0: File system withdrawn [ 270.312044][ T8653] ? __pfx_gfs2_fill_super+0x10/0x10 [ 270.320286][ T8653] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 270.322135][ T8653] ? set_blocksize+0x2b1/0x350 [ 270.324184][ T8653] ? sb_set_blocksize+0xf6/0x120 [ 270.326308][ T8653] ? setup_bdev_super+0x392/0x720 [ 270.328321][ T8653] get_tree_bdev+0x36f/0x610 [ 270.329933][ T8653] ? __pfx_gfs2_fill_super+0x10/0x10 [ 270.331721][ T8653] ? __pfx_get_tree_bdev+0x10/0x10 [ 270.333476][ T8653] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 270.335410][ T8653] ? cap_capable+0x1cf/0x240 [ 270.336971][ T8653] gfs2_get_tree+0x4e/0x280 [ 270.338503][ T8653] vfs_get_tree+0x8f/0x380 [ 270.340030][ T8653] path_mount+0x14e6/0x1f20 [ 270.341568][ T8653] ? kmem_cache_free+0x12e/0x380 [ 270.343254][ T8653] ? __pfx_path_mount+0x10/0x10 [ 270.344928][ T8653] ? putname+0x12e/0x170 [ 270.346363][ T8653] __x64_sys_mount+0x297/0x320 [ 270.347985][ T8653] ? __pfx___x64_sys_mount+0x10/0x10 [ 270.349788][ T8653] do_syscall_64+0xcf/0x260 [ 270.351368][ T8653] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.353410][ T8653] RIP: 0033:0x7fbb4807f5aa [ 270.355012][ T8653] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 270.361738][ T8653] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 270.364550][ T8653] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 270.367917][ T8653] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 270.371453][ T8653] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 270.375003][ T8653] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 270.378503][ T8653] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 270.381988][ T8653] </TASK> [ 270.383350][ T8655] CPU: 3 PID: 8655 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 270.386339][ T8657] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 270.386810][ T8655] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 270.393187][ T8655] Call Trace: [ 270.394286][ T8655] <TASK> [ 270.395286][ T8655] dump_stack_lvl+0x16c/0x1f0 [ 270.396893][ T8655] sysfs_warn_dup+0x7f/0xa0 [ 270.398556][ T8655] sysfs_create_dir_ns+0x24d/0x2b0 [ 270.400305][ T8655] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 270.402238][ T8655] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 270.404034][ T8655] ? do_raw_spin_unlock+0x172/0x230 [ 270.405799][ T8655] kobject_add_internal+0x2c8/0x990 [ 270.407652][ T8655] kobject_init_and_add+0x11c/0x190 [ 270.409461][ T8655] ? __pfx_kobject_init_and_add+0x10/0x10 [ 270.411411][ T8655] ? lockdep_init_map_type+0x16d/0x7d0 [ 270.413240][ T8655] ? lockdep_init_map_type+0x16d/0x7d0 [ 270.415076][ T8655] gfs2_sys_fs_add+0x207/0x470 [ 270.416724][ T8655] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 270.418510][ T8655] ? __pfx_alloc_workqueue+0x10/0x10 [ 270.420291][ T8655] ? read_word_at_a_time+0xe/0x20 [ 270.421977][ T8655] gfs2_fill_super+0x1352/0x2bf0 [ 270.423849][ T8655] ? __pfx_gfs2_fill_super+0x10/0x10 [ 270.425853][ T8655] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 270.427671][ T8655] ? set_blocksize+0x2b1/0x350 [ 270.429291][ T8655] ? sb_set_blocksize+0xf6/0x120 [ 270.431010][ T8655] ? setup_bdev_super+0x392/0x720 [ 270.432703][ T8655] get_tree_bdev+0x36f/0x610 [ 270.434236][ T8655] ? __pfx_gfs2_fill_super+0x10/0x10 [ 270.435951][ T8655] ? __pfx_get_tree_bdev+0x10/0x10 [ 270.437656][ T8655] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 270.439543][ T8655] ? cap_capable+0x1cf/0x240 [ 270.441134][ T8655] gfs2_get_tree+0x4e/0x280 [ 270.443045][ T8655] vfs_get_tree+0x8f/0x380 [ 270.444698][ T8655] path_mount+0x14e6/0x1f20 [ 270.446292][ T8655] ? kmem_cache_free+0x12e/0x380 [ 270.447966][ T8655] ? __pfx_path_mount+0x10/0x10 [ 270.449593][ T8655] ? putname+0x12e/0x170 [ 270.451065][ T8655] __x64_sys_mount+0x297/0x320 [ 270.452669][ T8655] ? __pfx___x64_sys_mount+0x10/0x10 [ 270.454431][ T8655] do_syscall_64+0xcf/0x260 [ 270.455955][ T8655] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.457939][ T8655] RIP: 0033:0x7fb72827f5aa [ 270.459437][ T8655] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 270.465799][ T8655] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 270.468603][ T8655] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 270.471262][ T8655] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 270.473903][ T8655] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 270.476477][ T8655] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 270.479052][ T8655] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 270.481614][ T8655] </TASK> [ 270.482674][ T8657] CPU: 1 PID: 8657 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 270.484089][ T8653] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 270.486201][ T8657] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 270.486212][ T8657] Call Trace: [ 270.486217][ T8657] <TASK> [ 270.486222][ T8657] dump_stack_lvl+0x16c/0x1f0 [ 270.486242][ T8657] sysfs_warn_dup+0x7f/0xa0 [ 270.486258][ T8657] sysfs_create_dir_ns+0x24d/0x2b0 [ 270.486272][ T8657] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 270.492527][ T8653] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 270.495800][ T8657] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 270.495818][ T8657] ? do_raw_spin_unlock+0x172/0x230 [ 270.495829][ T8657] kobject_add_internal+0x2c8/0x990 [ 270.495847][ T8657] kobject_init_and_add+0x11c/0x190 [ 270.495857][ T8657] ? __pfx_kobject_init_and_add+0x10/0x10 [ 270.497747][ T8655] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 270.498377][ T8657] ? lockdep_init_map_type+0x16d/0x7d0 [ 270.501206][ T8655] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 270.502041][ T8657] ? lockdep_init_map_type+0x16d/0x7d0 [ 270.529149][ T8657] gfs2_sys_fs_add+0x207/0x470 [ 270.531346][ T8657] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 270.533333][ T8657] ? __pfx_alloc_workqueue+0x10/0x10 [ 270.535168][ T8657] ? read_word_at_a_time+0xe/0x20 [ 270.536898][ T8657] gfs2_fill_super+0x1352/0x2bf0 [ 270.538600][ T8657] ? __pfx_gfs2_fill_super+0x10/0x10 [ 270.540392][ T8657] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 270.542203][ T8657] ? set_blocksize+0x2b1/0x350 [ 270.543816][ T8657] ? sb_set_blocksize+0xf6/0x120 [ 270.545547][ T8657] ? setup_bdev_super+0x392/0x720 [ 270.547277][ T8657] get_tree_bdev+0x36f/0x610 [ 270.548908][ T8657] ? __pfx_gfs2_fill_super+0x10/0x10 [ 270.550685][ T8657] ? __pfx_get_tree_bdev+0x10/0x10 [ 270.552397][ T8657] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 270.554326][ T8657] ? cap_capable+0x1cf/0x240 [ 270.556002][ T8657] gfs2_get_tree+0x4e/0x280 [ 270.557714][ T8657] vfs_get_tree+0x8f/0x380 [ 270.559263][ T8657] path_mount+0x14e6/0x1f20 [ 270.560855][ T8657] ? kmem_cache_free+0x12e/0x380 [ 270.562582][ T8657] ? __pfx_path_mount+0x10/0x10 [ 270.564376][ T8657] ? putname+0x12e/0x170 [ 270.566009][ T8657] __x64_sys_mount+0x297/0x320 [ 270.567647][ T8657] ? __pfx___x64_sys_mount+0x10/0x10 [ 270.569414][ T8657] do_syscall_64+0xcf/0x260 [ 270.570970][ T8657] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.572998][ T8657] RIP: 0033:0x7f9efaa7f5aa [ 270.574604][ T8657] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 270.581122][ T8657] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 270.583971][ T8657] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 270.586688][ T8657] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 270.589376][ T8657] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 270.592096][ T8657] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 270.594811][ T8657] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 270.597520][ T8657] </TASK> [ 270.598632][ T8651] CPU: 0 PID: 8651 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 270.600588][ T8657] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 270.603088][ T8651] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 270.603105][ T8651] Call Trace: [ 270.603114][ T8651] <TASK> [ 270.603123][ T8651] dump_stack_lvl+0x16c/0x1f0 [ 270.607864][ T8657] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 270.612304][ T8651] gfs2_withdraw+0xab8/0x1290 [ 270.612344][ T8651] ? __pfx_gfs2_withdraw+0x10/0x10 [ 270.623752][ T8651] gfs2_dirent_scan+0x2fc/0x3c0 [ 270.625939][ T8651] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 270.628384][ T8651] gfs2_dir_read+0x36a/0x14d0 [ 270.630480][ T8651] ? inode_go_held+0x151/0x210 [ 270.632610][ T8651] ? __pfx_inode_go_held+0x10/0x10 [ 270.634863][ T8651] ? gfs2_instantiate+0x1eb/0x250 [ 270.637085][ T8651] ? gfs2_glock_wait+0x1e0/0x330 [ 270.639256][ T8651] ? __pfx_gfs2_dir_read+0x10/0x10 [ 270.641127][ T8651] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 270.642761][ T8651] ? do_raw_spin_unlock+0x172/0x230 [ 270.644491][ T8651] gfs2_readdir+0x13d/0x1d0 [ 270.646006][ T8651] ? __pfx_gfs2_readdir+0x10/0x10 [ 270.647672][ T8651] ? iterate_dir+0x292/0x9e0 [ 270.649284][ T8651] ? selinux_file_permission+0x125/0x590 [ 270.651201][ T8651] iterate_dir+0x292/0x9e0 [ 270.652701][ T8651] __x64_sys_getdents64+0x14f/0x2e0 [ 270.654426][ T8651] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 270.656340][ T8651] ? __pfx_filldir64+0x10/0x10 [ 270.658323][ T8651] do_syscall_64+0xcf/0x260 [ 270.660373][ T8651] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 270.663012][ T8651] RIP: 0033:0x7f0085c7dea9 [ 270.665024][ T8651] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 270.672621][ T8651] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 270.675398][ T8651] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 270.678050][ T8651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 270.680824][ T8651] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 270.683454][ T8651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 270.686122][ T8651] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 270.688810][ T8651] </TASK> 2024/04/30 20:39:01 executed programs: 1035 [ 270.984268][ T8664] loop2: detected capacity change from 0 to 32768 [ 270.993378][ T8664] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 270.998811][ T8664] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 271.016914][ T8664] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 271.021970][ T29] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 271.023257][ T8668] loop3: detected capacity change from 0 to 32768 [ 271.024626][ T29] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 271.027943][ T8666] loop1: detected capacity change from 0 to 32768 [ 271.030186][ T8668] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 271.033376][ T8668] CPU: 3 PID: 8668 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 271.034490][ T8666] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 271.036817][ T8668] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 271.036827][ T8668] Call Trace: [ 271.036832][ T8668] <TASK> [ 271.036837][ T8668] dump_stack_lvl+0x16c/0x1f0 [ 271.036855][ T8668] sysfs_warn_dup+0x7f/0xa0 [ 271.047759][ T8668] sysfs_create_dir_ns+0x24d/0x2b0 [ 271.049492][ T8668] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 271.051387][ T8668] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.053198][ T8668] ? do_raw_spin_unlock+0x172/0x230 [ 271.054935][ T8668] kobject_add_internal+0x2c8/0x990 [ 271.056658][ T8668] kobject_init_and_add+0x11c/0x190 [ 271.058415][ T8668] ? __pfx_kobject_init_and_add+0x10/0x10 [ 271.060330][ T8668] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.062157][ T8668] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.063764][ T8670] loop0: detected capacity change from 0 to 32768 [ 271.063987][ T8668] gfs2_sys_fs_add+0x207/0x470 [ 271.068186][ T8668] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 271.069968][ T8668] ? __pfx_alloc_workqueue+0x10/0x10 [ 271.071727][ T8668] ? read_word_at_a_time+0xe/0x20 [ 271.073440][ T8668] gfs2_fill_super+0x1352/0x2bf0 [ 271.075143][ T8668] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.076899][ T8668] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.078672][ T8668] ? set_blocksize+0x2b1/0x350 [ 271.080328][ T8668] ? sb_set_blocksize+0xf6/0x120 [ 271.081818][ T8670] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 271.081986][ T8668] ? setup_bdev_super+0x392/0x720 [ 271.086809][ T8668] get_tree_bdev+0x36f/0x610 [ 271.088363][ T8668] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.090108][ T8668] ? __pfx_get_tree_bdev+0x10/0x10 [ 271.091771][ T8668] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 271.093634][ T8668] ? cap_capable+0x1cf/0x240 [ 271.095232][ T8668] gfs2_get_tree+0x4e/0x280 [ 271.096741][ T8668] vfs_get_tree+0x8f/0x380 [ 271.098225][ T8668] path_mount+0x14e6/0x1f20 [ 271.099760][ T8668] ? kmem_cache_free+0x12e/0x380 [ 271.101453][ T8668] ? __pfx_path_mount+0x10/0x10 [ 271.103102][ T8668] ? putname+0x12e/0x170 [ 271.104521][ T8668] __x64_sys_mount+0x297/0x320 [ 271.106124][ T8668] ? __pfx___x64_sys_mount+0x10/0x10 [ 271.107899][ T8668] do_syscall_64+0xcf/0x260 [ 271.109395][ T8668] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 271.111346][ T8668] RIP: 0033:0x7fb72827f5aa [ 271.112883][ T8668] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 271.119348][ T8668] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 271.122156][ T8668] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 271.124856][ T8668] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 271.127480][ T8668] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 271.130163][ T8668] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 271.132832][ T8668] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 271.135541][ T8668] </TASK> [ 271.136601][ T8666] CPU: 2 PID: 8666 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 271.137144][ T8668] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 271.140096][ T8666] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 271.140107][ T8666] Call Trace: [ 271.140112][ T8666] <TASK> [ 271.140117][ T8666] dump_stack_lvl+0x16c/0x1f0 [ 271.140136][ T8666] sysfs_warn_dup+0x7f/0xa0 [ 271.140152][ T8666] sysfs_create_dir_ns+0x24d/0x2b0 [ 271.140166][ T8666] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 271.140181][ T8666] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.140193][ T8666] ? do_raw_spin_unlock+0x172/0x230 [ 271.140203][ T8666] kobject_add_internal+0x2c8/0x990 [ 271.140218][ T8666] kobject_init_and_add+0x11c/0x190 [ 271.140228][ T8666] ? __pfx_kobject_init_and_add+0x10/0x10 [ 271.140238][ T8666] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.140253][ T8666] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.140268][ T8666] gfs2_sys_fs_add+0x207/0x470 [ 271.140282][ T8666] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 271.140296][ T8666] ? __pfx_alloc_workqueue+0x10/0x10 [ 271.140311][ T8666] ? read_word_at_a_time+0xe/0x20 [ 271.144882][ T8668] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 271.149039][ T8666] gfs2_fill_super+0x1352/0x2bf0 [ 271.152762][ T29] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 128ms [ 271.153433][ T8666] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.156391][ T29] gfs2: fsid=syz:syz.0: jid=0: Done [ 271.157096][ T8666] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.159014][ T8664] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 271.161203][ T8666] ? set_blocksize+0x2b1/0x350 [ 271.161227][ T8666] ? sb_set_blocksize+0xf6/0x120 [ 271.161246][ T8666] ? setup_bdev_super+0x392/0x720 [ 271.161268][ T8666] get_tree_bdev+0x36f/0x610 [ 271.166269][ T8664] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 271.167250][ T8666] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.169184][ T8664] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 271.169184][ T8664] inode = 12 2341 [ 271.169184][ T8664] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 271.171428][ T8666] ? __pfx_get_tree_bdev+0x10/0x10 [ 271.171455][ T8666] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 271.171475][ T8666] ? cap_capable+0x1cf/0x240 [ 271.171499][ T8666] gfs2_get_tree+0x4e/0x280 [ 271.171525][ T8666] vfs_get_tree+0x8f/0x380 [ 271.171542][ T8666] path_mount+0x14e6/0x1f20 [ 271.176672][ T8664] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 271.177407][ T8666] ? kmem_cache_free+0x12e/0x380 [ 271.179055][ T8664] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8664 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 271.181073][ T8666] ? __pfx_path_mount+0x10/0x10 [ 271.181106][ T8666] ? putname+0x12e/0x170 [ 271.181125][ T8666] __x64_sys_mount+0x297/0x320 [ 271.183465][ T8664] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 271.185388][ T8666] ? __pfx___x64_sys_mount+0x10/0x10 [ 271.187899][ T8664] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 271.190108][ T8666] do_syscall_64+0xcf/0x260 [ 271.190135][ T8666] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 271.190163][ T8666] RIP: 0033:0x7fbb4807f5aa [ 271.190177][ T8666] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 271.190189][ T8666] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 271.190208][ T8666] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 271.190220][ T8666] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 271.194375][ T8664] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 271.197143][ T8666] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 271.200027][ T8664] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 271.200798][ T8666] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 271.203554][ T8664] gfs2: fsid=syz:syz.0: File system withdrawn [ 271.204298][ T8666] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 271.291603][ T8666] </TASK> [ 271.292880][ T8670] CPU: 1 PID: 8670 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 271.293859][ T8666] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 271.296326][ T8670] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 271.296337][ T8670] Call Trace: [ 271.296342][ T8670] <TASK> [ 271.296346][ T8670] dump_stack_lvl+0x16c/0x1f0 [ 271.296364][ T8670] sysfs_warn_dup+0x7f/0xa0 [ 271.296380][ T8670] sysfs_create_dir_ns+0x24d/0x2b0 [ 271.302402][ T8666] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 271.306198][ T8670] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 271.306227][ T8670] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.306239][ T8670] ? do_raw_spin_unlock+0x172/0x230 [ 271.324259][ T8670] kobject_add_internal+0x2c8/0x990 [ 271.326444][ T8670] kobject_init_and_add+0x11c/0x190 [ 271.328616][ T8670] ? __pfx_kobject_init_and_add+0x10/0x10 [ 271.330990][ T8670] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.333271][ T8670] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.335543][ T8670] gfs2_sys_fs_add+0x207/0x470 [ 271.337551][ T8670] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 271.339742][ T8670] ? __pfx_alloc_workqueue+0x10/0x10 [ 271.341915][ T8670] ? read_word_at_a_time+0xe/0x20 [ 271.344033][ T8670] gfs2_fill_super+0x1352/0x2bf0 [ 271.346104][ T8670] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.348310][ T8670] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.350559][ T8670] ? set_blocksize+0x2b1/0x350 [ 271.352578][ T8670] ? sb_set_blocksize+0xf6/0x120 [ 271.354619][ T8670] ? setup_bdev_super+0x392/0x720 [ 271.356559][ T8670] get_tree_bdev+0x36f/0x610 [ 271.358491][ T8670] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.360694][ T8670] ? __pfx_get_tree_bdev+0x10/0x10 [ 271.362820][ T8670] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 271.365156][ T8670] ? cap_capable+0x1cf/0x240 [ 271.367086][ T8670] gfs2_get_tree+0x4e/0x280 [ 271.369003][ T8670] vfs_get_tree+0x8f/0x380 [ 271.370885][ T8670] path_mount+0x14e6/0x1f20 [ 271.372807][ T8670] ? kmem_cache_free+0x12e/0x380 [ 271.374868][ T8670] ? __pfx_path_mount+0x10/0x10 [ 271.376919][ T8670] ? putname+0x12e/0x170 [ 271.378681][ T8670] __x64_sys_mount+0x297/0x320 [ 271.380572][ T8670] ? __pfx___x64_sys_mount+0x10/0x10 [ 271.382341][ T8670] do_syscall_64+0xcf/0x260 [ 271.383899][ T8670] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 271.385869][ T8670] RIP: 0033:0x7f0085c7f5aa [ 271.387361][ T8670] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 271.393731][ T8670] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 271.396501][ T8670] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 271.399142][ T8670] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 271.402417][ T8670] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 271.405691][ T8670] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 271.408977][ T8670] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 271.412272][ T8670] </TASK> [ 271.413564][ T8664] CPU: 3 PID: 8664 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 271.415556][ T8670] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 271.417100][ T8664] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 271.417110][ T8664] Call Trace: [ 271.417115][ T8664] <TASK> [ 271.417120][ T8664] dump_stack_lvl+0x16c/0x1f0 [ 271.417138][ T8664] gfs2_withdraw+0xab8/0x1290 [ 271.417154][ T8664] ? __pfx_gfs2_withdraw+0x10/0x10 [ 271.417170][ T8664] gfs2_dirent_scan+0x2fc/0x3c0 [ 271.422851][ T8670] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 271.426095][ T8664] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 271.426115][ T8664] gfs2_dir_read+0x36a/0x14d0 [ 271.426125][ T8664] ? inode_go_held+0x151/0x210 [ 271.426138][ T8664] ? __pfx_inode_go_held+0x10/0x10 [ 271.426152][ T8664] ? gfs2_instantiate+0x1eb/0x250 [ 271.426162][ T8664] ? gfs2_glock_wait+0x1e0/0x330 [ 271.447454][ T8664] ? __pfx_gfs2_dir_read+0x10/0x10 [ 271.449214][ T8664] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 271.450880][ T8664] ? do_raw_spin_unlock+0x172/0x230 [ 271.452682][ T8664] gfs2_readdir+0x13d/0x1d0 [ 271.454223][ T8664] ? __pfx_gfs2_readdir+0x10/0x10 [ 271.455952][ T8664] ? iterate_dir+0x292/0x9e0 [ 271.457471][ T8664] ? selinux_file_permission+0x125/0x590 [ 271.459374][ T8664] iterate_dir+0x292/0x9e0 [ 271.460876][ T8664] __x64_sys_getdents64+0x14f/0x2e0 [ 271.463012][ T8664] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 271.465413][ T8664] ? __pfx_filldir64+0x10/0x10 [ 271.467426][ T8664] do_syscall_64+0xcf/0x260 [ 271.469001][ T8664] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 271.471000][ T8664] RIP: 0033:0x7f9efaa7dea9 [ 271.472543][ T8664] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 271.479054][ T8664] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 271.482064][ T8664] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 271.484746][ T8664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 271.487400][ T8664] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 271.490095][ T8664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 271.492760][ T8664] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 271.495533][ T8664] </TASK> [ 271.817526][ T8677] loop3: detected capacity change from 0 to 32768 [ 271.825666][ T8679] loop1: detected capacity change from 0 to 32768 [ 271.832444][ T8677] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 271.835272][ T8677] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 271.838339][ T8679] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 271.841550][ T8679] CPU: 3 PID: 8679 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 271.843806][ T8677] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 271.845676][ T8679] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 271.845686][ T8679] Call Trace: [ 271.845691][ T8679] <TASK> [ 271.845696][ T8679] dump_stack_lvl+0x16c/0x1f0 [ 271.845713][ T8679] sysfs_warn_dup+0x7f/0xa0 [ 271.851622][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 271.851769][ T8679] sysfs_create_dir_ns+0x24d/0x2b0 [ 271.852986][ T8682] loop2: detected capacity change from 0 to 32768 [ 271.853310][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 271.854322][ T8679] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 271.865503][ T8682] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 271.866361][ T8679] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.866378][ T8679] ? do_raw_spin_unlock+0x172/0x230 [ 271.866388][ T8679] kobject_add_internal+0x2c8/0x990 [ 271.876139][ T8679] kobject_init_and_add+0x11c/0x190 [ 271.877892][ T8679] ? __pfx_kobject_init_and_add+0x10/0x10 [ 271.879798][ T8679] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.881649][ T8679] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.883509][ T8679] gfs2_sys_fs_add+0x207/0x470 [ 271.885194][ T8679] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 271.886932][ T8679] ? __pfx_alloc_workqueue+0x10/0x10 [ 271.888716][ T8679] ? read_word_at_a_time+0xe/0x20 [ 271.890415][ T8679] gfs2_fill_super+0x1352/0x2bf0 [ 271.892087][ T8679] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.893842][ T8679] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.895661][ T8679] ? set_blocksize+0x2b1/0x350 [ 271.897241][ T8679] ? sb_set_blocksize+0xf6/0x120 [ 271.898866][ T8679] ? setup_bdev_super+0x392/0x720 [ 271.900511][ T8679] get_tree_bdev+0x36f/0x610 [ 271.902066][ T8679] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.903830][ T8679] ? __pfx_get_tree_bdev+0x10/0x10 [ 271.905677][ T8679] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 271.907553][ T8679] ? cap_capable+0x1cf/0x240 [ 271.909147][ T8679] gfs2_get_tree+0x4e/0x280 [ 271.910694][ T8679] vfs_get_tree+0x8f/0x380 [ 271.912215][ T8679] path_mount+0x14e6/0x1f20 [ 271.913749][ T8679] ? kmem_cache_free+0x12e/0x380 [ 271.913837][ T8683] loop0: detected capacity change from 0 to 32768 [ 271.915599][ T8679] ? __pfx_path_mount+0x10/0x10 [ 271.915627][ T8679] ? putname+0x12e/0x170 [ 271.915645][ T8679] __x64_sys_mount+0x297/0x320 [ 271.915667][ T8679] ? __pfx___x64_sys_mount+0x10/0x10 [ 271.915690][ T8679] do_syscall_64+0xcf/0x260 [ 271.915708][ T8679] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 271.915733][ T8679] RIP: 0033:0x7fbb4807f5aa [ 271.915747][ T8679] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 271.915764][ T8679] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 271.915781][ T8679] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 271.915793][ T8679] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 271.915804][ T8679] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 271.915815][ T8679] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 271.915826][ T8679] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 271.915839][ T8679] </TASK> [ 271.915847][ T8682] CPU: 0 PID: 8682 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 271.915885][ T8682] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 271.915896][ T8682] Call Trace: [ 271.915914][ T8682] <TASK> [ 271.915919][ T8682] dump_stack_lvl+0x16c/0x1f0 [ 271.915937][ T8682] sysfs_warn_dup+0x7f/0xa0 [ 271.915953][ T8682] sysfs_create_dir_ns+0x24d/0x2b0 [ 271.915968][ T8682] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 271.915982][ T8682] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.915994][ T8682] ? do_raw_spin_unlock+0x172/0x230 [ 271.916015][ T8682] kobject_add_internal+0x2c8/0x990 [ 271.916033][ T8682] kobject_init_and_add+0x11c/0x190 [ 271.916043][ T8682] ? __pfx_kobject_init_and_add+0x10/0x10 [ 271.916053][ T8682] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.916067][ T8682] ? lockdep_init_map_type+0x16d/0x7d0 [ 271.916082][ T8682] gfs2_sys_fs_add+0x207/0x470 [ 271.916096][ T8682] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 271.916110][ T8682] ? __pfx_alloc_workqueue+0x10/0x10 [ 271.916125][ T8682] ? read_word_at_a_time+0xe/0x20 [ 271.916135][ T8682] gfs2_fill_super+0x1352/0x2bf0 [ 271.916146][ T8682] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.916156][ T8682] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 271.916166][ T8682] ? set_blocksize+0x2b1/0x350 [ 271.916179][ T8682] ? sb_set_blocksize+0xf6/0x120 [ 271.916190][ T8682] ? setup_bdev_super+0x392/0x720 [ 271.916204][ T8682] get_tree_bdev+0x36f/0x610 [ 271.919964][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 271.920129][ T8682] ? __pfx_gfs2_fill_super+0x10/0x10 [ 271.920249][ T8679] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 271.920260][ T8679] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 271.922101][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 271.923424][ T8682] ? __pfx_get_tree_bdev+0x10/0x10 [ 271.925729][ T8677] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 271.927217][ T8682] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 271.927233][ T8682] ? cap_capable+0x1cf/0x240 [ 271.934109][ T8683] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 271.937796][ T8682] gfs2_get_tree+0x4e/0x280 [ 272.026662][ T8682] vfs_get_tree+0x8f/0x380 [ 272.028551][ T8682] path_mount+0x14e6/0x1f20 [ 272.030467][ T8682] ? kmem_cache_free+0x12e/0x380 [ 272.032541][ T8682] ? __pfx_path_mount+0x10/0x10 [ 272.034582][ T8682] ? putname+0x12e/0x170 [ 272.036390][ T8682] __x64_sys_mount+0x297/0x320 [ 272.038390][ T8682] ? __pfx___x64_sys_mount+0x10/0x10 [ 272.040605][ T8682] do_syscall_64+0xcf/0x260 [ 272.042501][ T8682] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 272.044983][ T8682] RIP: 0033:0x7f9efaa7f5aa [ 272.046843][ T8682] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 272.054894][ T8682] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 272.058364][ T8682] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 272.061652][ T8682] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 272.064951][ T8682] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 272.068249][ T8682] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 272.071463][ T8682] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 272.074524][ T8682] </TASK> [ 272.075846][ T8683] CPU: 1 PID: 8683 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 272.079558][ T8683] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 272.082974][ T8683] Call Trace: [ 272.084056][ T8682] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 272.084128][ T8683] <TASK> [ 272.088815][ T8682] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 272.089720][ T8683] dump_stack_lvl+0x16c/0x1f0 [ 272.089745][ T8683] sysfs_warn_dup+0x7f/0xa0 [ 272.089761][ T8683] sysfs_create_dir_ns+0x24d/0x2b0 [ 272.089775][ T8683] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 272.089790][ T8683] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.089802][ T8683] ? do_raw_spin_unlock+0x172/0x230 [ 272.089812][ T8683] kobject_add_internal+0x2c8/0x990 [ 272.089828][ T8683] kobject_init_and_add+0x11c/0x190 [ 272.089838][ T8683] ? __pfx_kobject_init_and_add+0x10/0x10 [ 272.089848][ T8683] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.089863][ T8683] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.107098][ T8677] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 272.107809][ T8683] gfs2_sys_fs_add+0x207/0x470 [ 272.107832][ T8683] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 272.107846][ T8683] ? __pfx_alloc_workqueue+0x10/0x10 [ 272.110264][ T8677] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 272.110264][ T8677] inode = 12 2341 [ 272.110264][ T8677] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 272.111577][ T8683] ? read_word_at_a_time+0xe/0x20 [ 272.111595][ T8683] gfs2_fill_super+0x1352/0x2bf0 [ 272.111607][ T8683] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.111618][ T8683] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.114438][ T8677] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 272.116108][ T8683] ? set_blocksize+0x2b1/0x350 [ 272.116140][ T8683] ? sb_set_blocksize+0xf6/0x120 [ 272.116159][ T8683] ? setup_bdev_super+0x392/0x720 [ 272.116182][ T8683] get_tree_bdev+0x36f/0x610 [ 272.123484][ T8677] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8677 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 272.128749][ T8683] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.128771][ T8683] ? __pfx_get_tree_bdev+0x10/0x10 [ 272.128785][ T8683] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 272.128799][ T8683] ? cap_capable+0x1cf/0x240 [ 272.128814][ T8683] gfs2_get_tree+0x4e/0x280 [ 272.128829][ T8683] vfs_get_tree+0x8f/0x380 [ 272.131849][ T8677] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 272.132647][ T8683] path_mount+0x14e6/0x1f20 [ 272.132668][ T8683] ? kmem_cache_free+0x12e/0x380 [ 272.132679][ T8683] ? __pfx_path_mount+0x10/0x10 [ 272.132693][ T8683] ? putname+0x12e/0x170 [ 272.135038][ T8677] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 272.136716][ T8683] __x64_sys_mount+0x297/0x320 [ 272.136739][ T8683] ? __pfx___x64_sys_mount+0x10/0x10 [ 272.136754][ T8683] do_syscall_64+0xcf/0x260 [ 272.136765][ T8683] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 272.141618][ T8677] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 272.142116][ T8683] RIP: 0033:0x7f0085c7f5aa [ 272.142131][ T8683] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 272.142141][ T8683] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 272.142153][ T8683] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 272.144354][ T8677] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 272.145920][ T8683] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 272.145933][ T8683] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 272.145940][ T8683] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 272.145946][ T8683] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 272.145955][ T8683] </TASK> [ 272.148862][ T8683] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 272.152182][ T8677] gfs2: fsid=syz:syz.0: File system withdrawn [ 272.153930][ T8683] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 272.155972][ T8677] CPU: 0 PID: 8677 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 272.236500][ T8677] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 272.239952][ T8677] Call Trace: [ 272.241369][ T8677] <TASK> [ 272.242611][ T8677] dump_stack_lvl+0x16c/0x1f0 [ 272.244612][ T8677] gfs2_withdraw+0xab8/0x1290 [ 272.246311][ T8677] ? __pfx_gfs2_withdraw+0x10/0x10 [ 272.248050][ T8677] gfs2_dirent_scan+0x2fc/0x3c0 [ 272.249655][ T8677] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 272.251517][ T8677] gfs2_dir_read+0x36a/0x14d0 [ 272.253113][ T8677] ? inode_go_held+0x151/0x210 [ 272.254700][ T8677] ? __pfx_inode_go_held+0x10/0x10 [ 272.256427][ T8677] ? gfs2_instantiate+0x1eb/0x250 [ 272.258115][ T8677] ? gfs2_glock_wait+0x1e0/0x330 [ 272.259747][ T8677] ? __pfx_gfs2_dir_read+0x10/0x10 [ 272.261470][ T8677] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 272.263093][ T8677] ? do_raw_spin_unlock+0x172/0x230 [ 272.264812][ T8677] gfs2_readdir+0x13d/0x1d0 [ 272.266295][ T8677] ? __pfx_gfs2_readdir+0x10/0x10 [ 272.267965][ T8677] ? iterate_dir+0x292/0x9e0 [ 272.269519][ T8677] ? selinux_file_permission+0x125/0x590 [ 272.271370][ T8677] iterate_dir+0x292/0x9e0 [ 272.272899][ T8677] __x64_sys_getdents64+0x14f/0x2e0 [ 272.274603][ T8677] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 272.276446][ T8677] ? __pfx_filldir64+0x10/0x10 [ 272.278023][ T8677] do_syscall_64+0xcf/0x260 [ 272.279518][ T8677] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 272.281500][ T8677] RIP: 0033:0x7fb72827dea9 [ 272.283000][ T8677] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 272.289284][ T8677] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 272.292004][ T8677] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 272.294637][ T8677] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 272.297922][ T8677] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 272.301153][ T8677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 272.304284][ T8677] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 272.306910][ T8677] </TASK> [ 272.585838][ T8690] loop2: detected capacity change from 0 to 32768 [ 272.598134][ T8690] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 272.599800][ T8691] loop1: detected capacity change from 0 to 32768 [ 272.601538][ T8690] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 272.610816][ T8691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 272.610947][ T8693] loop0: detected capacity change from 0 to 32768 [ 272.613607][ T8691] CPU: 1 PID: 8691 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 272.615702][ T8690] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 272.618773][ T8691] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 272.622114][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 272.624750][ T8691] Call Trace: [ 272.624758][ T8691] <TASK> [ 272.626653][ T8693] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 272.627048][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 272.628168][ T8691] dump_stack_lvl+0x16c/0x1f0 [ 272.635650][ T8691] sysfs_warn_dup+0x7f/0xa0 [ 272.637245][ T8691] sysfs_create_dir_ns+0x24d/0x2b0 [ 272.638999][ T8691] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 272.640841][ T8691] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.642644][ T8691] ? do_raw_spin_unlock+0x172/0x230 [ 272.644415][ T8691] kobject_add_internal+0x2c8/0x990 [ 272.646164][ T8691] kobject_init_and_add+0x11c/0x190 [ 272.647900][ T8691] ? __pfx_kobject_init_and_add+0x10/0x10 [ 272.649798][ T8691] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.651630][ T8691] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.653486][ T8691] gfs2_sys_fs_add+0x207/0x470 [ 272.655084][ T8691] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 272.656872][ T8691] ? __pfx_alloc_workqueue+0x10/0x10 [ 272.658655][ T8691] ? read_word_at_a_time+0xe/0x20 [ 272.660298][ T8691] gfs2_fill_super+0x1352/0x2bf0 [ 272.661913][ T8691] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.663777][ T8691] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.665585][ T8691] ? set_blocksize+0x2b1/0x350 [ 272.667172][ T8691] ? sb_set_blocksize+0xf6/0x120 [ 272.668857][ T8691] ? setup_bdev_super+0x392/0x720 [ 272.670563][ T8691] get_tree_bdev+0x36f/0x610 [ 272.672119][ T8691] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.673881][ T8691] ? __pfx_get_tree_bdev+0x10/0x10 [ 272.675599][ T8691] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 272.677490][ T8691] ? cap_capable+0x1cf/0x240 [ 272.679049][ T8691] gfs2_get_tree+0x4e/0x280 [ 272.680587][ T8691] vfs_get_tree+0x8f/0x380 [ 272.682091][ T8691] path_mount+0x14e6/0x1f20 [ 272.682361][ T8695] loop3: detected capacity change from 0 to 32768 [ 272.683655][ T8691] ? kmem_cache_free+0x12e/0x380 [ 272.685987][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms [ 272.687531][ T8691] ? __pfx_path_mount+0x10/0x10 [ 272.690812][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 272.691869][ T8691] ? putname+0x12e/0x170 [ 272.693705][ T8690] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 272.695063][ T8691] __x64_sys_mount+0x297/0x320 [ 272.699105][ T8691] ? __pfx___x64_sys_mount+0x10/0x10 [ 272.699917][ T8690] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 272.699936][ T8695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 272.700891][ T8691] do_syscall_64+0xcf/0x260 [ 272.703832][ T8690] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 272.703832][ T8690] inode = 12 2341 [ 272.703832][ T8690] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 272.706283][ T8691] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 272.707828][ T8690] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 272.714837][ T8691] RIP: 0033:0x7fbb4807f5aa [ 272.714859][ T8691] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 272.714875][ T8691] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 272.714892][ T8691] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 272.714904][ T8691] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 272.724641][ T8690] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8690 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 272.728061][ T8691] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 272.740099][ T8690] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 272.740263][ T8691] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 272.742945][ T8690] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 272.745837][ T8691] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 272.748541][ T8690] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 272.750983][ T8691] </TASK> [ 272.750993][ T8693] CPU: 3 PID: 8693 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 272.751010][ T8693] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 272.751016][ T8693] Call Trace: [ 272.751022][ T8693] <TASK> [ 272.751026][ T8693] dump_stack_lvl+0x16c/0x1f0 [ 272.753126][ T8691] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 272.753137][ T8691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 272.775169][ T8693] sysfs_warn_dup+0x7f/0xa0 [ 272.776694][ T8693] sysfs_create_dir_ns+0x24d/0x2b0 [ 272.778426][ T8693] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 272.780330][ T8693] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.782143][ T8693] ? do_raw_spin_unlock+0x172/0x230 [ 272.783910][ T8693] kobject_add_internal+0x2c8/0x990 [ 272.785692][ T8693] kobject_init_and_add+0x11c/0x190 [ 272.787484][ T8693] ? __pfx_kobject_init_and_add+0x10/0x10 [ 272.789432][ T8693] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.791288][ T8693] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.793154][ T8693] gfs2_sys_fs_add+0x207/0x470 [ 272.794764][ T8693] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 272.796626][ T8693] ? __pfx_alloc_workqueue+0x10/0x10 [ 272.798431][ T8693] ? read_word_at_a_time+0xe/0x20 [ 272.800165][ T8693] gfs2_fill_super+0x1352/0x2bf0 [ 272.801903][ T8693] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.803728][ T8693] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.805565][ T8693] ? set_blocksize+0x2b1/0x350 [ 272.807180][ T8693] ? sb_set_blocksize+0xf6/0x120 [ 272.808883][ T8693] ? setup_bdev_super+0x392/0x720 [ 272.810609][ T8693] get_tree_bdev+0x36f/0x610 [ 272.812197][ T8693] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.813983][ T8693] ? __pfx_get_tree_bdev+0x10/0x10 [ 272.815714][ T8693] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 272.817639][ T8693] ? cap_capable+0x1cf/0x240 [ 272.819218][ T8693] gfs2_get_tree+0x4e/0x280 [ 272.820784][ T8693] vfs_get_tree+0x8f/0x380 [ 272.822307][ T8693] path_mount+0x14e6/0x1f20 [ 272.823893][ T8693] ? kmem_cache_free+0x12e/0x380 [ 272.825580][ T8693] ? __pfx_path_mount+0x10/0x10 [ 272.827236][ T8693] ? putname+0x12e/0x170 [ 272.828692][ T8693] __x64_sys_mount+0x297/0x320 [ 272.830348][ T8693] ? __pfx___x64_sys_mount+0x10/0x10 [ 272.832177][ T8693] do_syscall_64+0xcf/0x260 [ 272.833814][ T8693] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 272.835838][ T8693] RIP: 0033:0x7f0085c7f5aa [ 272.837319][ T8693] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 272.843753][ T8693] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 272.846513][ T8693] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 272.849190][ T8693] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 272.851892][ T8693] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 272.854568][ T8693] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 272.857243][ T8693] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 272.859945][ T8693] </TASK> [ 272.861890][ T8693] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 272.863415][ T8695] CPU: 1 PID: 8695 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 272.865384][ T8690] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 272.865512][ T8690] gfs2: fsid=syz:syz.0: File system withdrawn [ 272.867929][ T8693] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 272.870368][ T8695] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 272.870377][ T8695] Call Trace: [ 272.870383][ T8695] <TASK> [ 272.870387][ T8695] dump_stack_lvl+0x16c/0x1f0 [ 272.870406][ T8695] sysfs_warn_dup+0x7f/0xa0 [ 272.870422][ T8695] sysfs_create_dir_ns+0x24d/0x2b0 [ 272.870437][ T8695] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 272.870452][ T8695] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.870467][ T8695] ? do_raw_spin_unlock+0x172/0x230 [ 272.870485][ T8695] kobject_add_internal+0x2c8/0x990 [ 272.870513][ T8695] kobject_init_and_add+0x11c/0x190 [ 272.870531][ T8695] ? __pfx_kobject_init_and_add+0x10/0x10 [ 272.870548][ T8695] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.870575][ T8695] ? lockdep_init_map_type+0x16d/0x7d0 [ 272.903778][ T8695] gfs2_sys_fs_add+0x207/0x470 [ 272.905444][ T8695] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 272.907258][ T8695] ? __pfx_alloc_workqueue+0x10/0x10 [ 272.909097][ T8695] ? read_word_at_a_time+0xe/0x20 [ 272.910825][ T8695] gfs2_fill_super+0x1352/0x2bf0 [ 272.912563][ T8695] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.914728][ T8695] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 272.917115][ T8695] ? set_blocksize+0x2b1/0x350 [ 272.918817][ T8695] ? sb_set_blocksize+0xf6/0x120 [ 272.920474][ T8695] ? setup_bdev_super+0x392/0x720 [ 272.922150][ T8695] get_tree_bdev+0x36f/0x610 [ 272.923738][ T8695] ? __pfx_gfs2_fill_super+0x10/0x10 [ 272.925672][ T8695] ? __pfx_get_tree_bdev+0x10/0x10 [ 272.927775][ T8695] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 272.929919][ T8695] ? cap_capable+0x1cf/0x240 [ 272.931630][ T8695] gfs2_get_tree+0x4e/0x280 [ 272.933338][ T8695] vfs_get_tree+0x8f/0x380 [ 272.935123][ T8695] path_mount+0x14e6/0x1f20 [ 272.937020][ T8695] ? kmem_cache_free+0x12e/0x380 [ 272.939151][ T8695] ? __pfx_path_mount+0x10/0x10 [ 272.941311][ T8695] ? putname+0x12e/0x170 [ 272.943195][ T8695] __x64_sys_mount+0x297/0x320 [ 272.945173][ T8695] ? __pfx___x64_sys_mount+0x10/0x10 [ 272.946983][ T8695] do_syscall_64+0xcf/0x260 [ 272.948549][ T8695] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 272.950630][ T8695] RIP: 0033:0x7fb72827f5aa [ 272.952198][ T8695] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 272.959506][ T8695] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 272.962455][ T8695] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 272.965220][ T8695] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 272.968160][ T8695] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 272.970883][ T8695] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 272.973691][ T8695] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 272.976498][ T8695] </TASK> [ 272.977737][ T8690] CPU: 3 PID: 8690 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 272.981344][ T8690] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 272.982917][ T8695] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 272.984644][ T8690] Call Trace: [ 272.984652][ T8690] <TASK> [ 272.984657][ T8690] dump_stack_lvl+0x16c/0x1f0 [ 272.989557][ T8695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 272.990687][ T8690] gfs2_withdraw+0xab8/0x1290 [ 272.990709][ T8690] ? __pfx_gfs2_withdraw+0x10/0x10 [ 272.990725][ T8690] gfs2_dirent_scan+0x2fc/0x3c0 [ 273.000443][ T8690] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 273.002293][ T8690] gfs2_dir_read+0x36a/0x14d0 [ 273.003884][ T8690] ? inode_go_held+0x151/0x210 [ 273.005502][ T8690] ? __pfx_inode_go_held+0x10/0x10 [ 273.007215][ T8690] ? gfs2_instantiate+0x1eb/0x250 [ 273.008901][ T8690] ? gfs2_glock_wait+0x1e0/0x330 [ 273.010601][ T8690] ? __pfx_gfs2_dir_read+0x10/0x10 [ 273.012318][ T8690] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 273.013947][ T8690] ? do_raw_spin_unlock+0x172/0x230 [ 273.015678][ T8690] gfs2_readdir+0x13d/0x1d0 [ 273.017210][ T8690] ? __pfx_gfs2_readdir+0x10/0x10 [ 273.018901][ T8690] ? iterate_dir+0x292/0x9e0 [ 273.020701][ T8690] ? selinux_file_permission+0x125/0x590 [ 273.022572][ T8690] iterate_dir+0x292/0x9e0 [ 273.024085][ T8690] __x64_sys_getdents64+0x14f/0x2e0 [ 273.025811][ T8690] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 273.027694][ T8690] ? __pfx_filldir64+0x10/0x10 [ 273.029457][ T8690] do_syscall_64+0xcf/0x260 [ 273.030993][ T8690] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 273.033003][ T8690] RIP: 0033:0x7f9efaa7dea9 [ 273.034478][ T8690] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 273.040801][ T8690] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 273.043548][ T8690] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 273.046155][ T8690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 273.048736][ T8690] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 273.051389][ T8690] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 273.054000][ T8690] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 273.056607][ T8690] </TASK> [ 273.320175][ T8704] loop1: detected capacity change from 0 to 32768 [ 273.330744][ T8704] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 273.333527][ T8704] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 273.343354][ T8704] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 273.346922][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 273.349761][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 273.375505][ T8703] loop3: detected capacity change from 0 to 32768 [ 273.380502][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 273.383346][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 273.385313][ T8704] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 273.386051][ T8703] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 273.391039][ T8703] CPU: 0 PID: 8703 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 273.394547][ T8703] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 273.396216][ T8704] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 273.397947][ T8703] Call Trace: [ 273.397955][ T8703] <TASK> [ 273.400823][ T8706] loop0: detected capacity change from 0 to 32768 [ 273.401746][ T8704] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 273.401746][ T8704] inode = 12 2341 [ 273.401746][ T8704] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 273.402324][ T8703] dump_stack_lvl+0x16c/0x1f0 [ 273.403343][ T8704] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 273.405503][ T8703] sysfs_warn_dup+0x7f/0xa0 [ 273.411681][ T8704] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8704 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 273.413236][ T8703] sysfs_create_dir_ns+0x24d/0x2b0 [ 273.416244][ T8704] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 273.417786][ T8703] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 273.421068][ T8704] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 273.422770][ T8703] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 273.425607][ T8704] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 273.427509][ T8703] ? do_raw_spin_unlock+0x172/0x230 [ 273.429982][ T8704] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 273.431781][ T8703] kobject_add_internal+0x2c8/0x990 [ 273.433564][ T8706] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 273.434789][ T8704] gfs2: fsid=syz:syz.0: File system withdrawn [ 273.436455][ T8703] kobject_init_and_add+0x11c/0x190 [ 273.446763][ T8703] ? __pfx_kobject_init_and_add+0x10/0x10 [ 273.448740][ T8703] ? lockdep_init_map_type+0x16d/0x7d0 [ 273.450598][ T8703] ? lockdep_init_map_type+0x16d/0x7d0 [ 273.452493][ T8703] gfs2_sys_fs_add+0x207/0x470 [ 273.454217][ T8703] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 273.456003][ T8703] ? __pfx_alloc_workqueue+0x10/0x10 [ 273.458172][ T8703] ? read_word_at_a_time+0xe/0x20 [ 273.459967][ T8703] gfs2_fill_super+0x1352/0x2bf0 [ 273.461832][ T8703] ? __pfx_gfs2_fill_super+0x10/0x10 [ 273.463602][ T8703] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 273.465485][ T8703] ? set_blocksize+0x2b1/0x350 [ 273.467293][ T8703] ? sb_set_blocksize+0xf6/0x120 [ 273.469409][ T8703] ? setup_bdev_super+0x392/0x720 [ 273.471416][ T8703] get_tree_bdev+0x36f/0x610 [ 273.473006][ T8703] ? __pfx_gfs2_fill_super+0x10/0x10 [ 273.474752][ T8703] ? __pfx_get_tree_bdev+0x10/0x10 [ 273.476516][ T8703] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 273.478422][ T8703] ? cap_capable+0x1cf/0x240 [ 273.478582][ T8708] loop2: detected capacity change from 0 to 32768 [ 273.480039][ T8703] gfs2_get_tree+0x4e/0x280 [ 273.480061][ T8703] vfs_get_tree+0x8f/0x380 [ 273.480075][ T8703] path_mount+0x14e6/0x1f20 [ 273.480091][ T8703] ? kmem_cache_free+0x12e/0x380 [ 273.480102][ T8703] ? __pfx_path_mount+0x10/0x10 [ 273.480124][ T8703] ? putname+0x12e/0x170 [ 273.492014][ T8703] __x64_sys_mount+0x297/0x320 [ 273.493705][ T8703] ? __pfx___x64_sys_mount+0x10/0x10 [ 273.495549][ T8703] do_syscall_64+0xcf/0x260 [ 273.497142][ T8703] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 273.499182][ T8703] RIP: 0033:0x7fb72827f5aa [ 273.500754][ T8703] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 273.505845][ T8708] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 273.507459][ T8703] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 273.507482][ T8703] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 273.507495][ T8703] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 273.518615][ T8703] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 273.521362][ T8703] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 273.524078][ T8703] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 273.526876][ T8703] </TASK> [ 273.528129][ T8708] CPU: 1 PID: 8708 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 273.531788][ T8708] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 273.533367][ T8703] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 273.535251][ T8708] Call Trace: [ 273.535262][ T8708] <TASK> [ 273.535267][ T8708] dump_stack_lvl+0x16c/0x1f0 [ 273.535286][ T8708] sysfs_warn_dup+0x7f/0xa0 [ 273.535302][ T8708] sysfs_create_dir_ns+0x24d/0x2b0 [ 273.540292][ T8703] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 273.541375][ T8708] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 273.541395][ T8708] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 273.541407][ T8708] ? do_raw_spin_unlock+0x172/0x230 [ 273.555526][ T8708] kobject_add_internal+0x2c8/0x990 [ 273.557345][ T8708] kobject_init_and_add+0x11c/0x190 [ 273.559216][ T8708] ? __pfx_kobject_init_and_add+0x10/0x10 [ 273.561165][ T8708] ? lockdep_init_map_type+0x16d/0x7d0 [ 273.563095][ T8708] ? lockdep_init_map_type+0x16d/0x7d0 [ 273.565049][ T8708] gfs2_sys_fs_add+0x207/0x470 [ 273.566768][ T8708] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 273.568674][ T8708] ? __pfx_alloc_workqueue+0x10/0x10 [ 273.570580][ T8708] ? read_word_at_a_time+0xe/0x20 [ 273.572358][ T8708] gfs2_fill_super+0x1352/0x2bf0 [ 273.574253][ T8708] ? __pfx_gfs2_fill_super+0x10/0x10 [ 273.576068][ T8708] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 273.578219][ T8708] ? set_blocksize+0x2b1/0x350 [ 273.580044][ T8708] ? sb_set_blocksize+0xf6/0x120 [ 273.581756][ T8708] ? setup_bdev_super+0x392/0x720 [ 273.583452][ T8708] get_tree_bdev+0x36f/0x610 [ 273.585114][ T8708] ? __pfx_gfs2_fill_super+0x10/0x10 [ 273.586987][ T8708] ? __pfx_get_tree_bdev+0x10/0x10 [ 273.588747][ T8708] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 273.590691][ T8708] ? cap_capable+0x1cf/0x240 [ 273.592320][ T8708] gfs2_get_tree+0x4e/0x280 [ 273.593886][ T8708] vfs_get_tree+0x8f/0x380 [ 273.595452][ T8708] path_mount+0x14e6/0x1f20 [ 273.597025][ T8708] ? kmem_cache_free+0x12e/0x380 [ 273.598716][ T8708] ? __pfx_path_mount+0x10/0x10 [ 273.600397][ T8708] ? putname+0x12e/0x170 [ 273.601881][ T8708] __x64_sys_mount+0x297/0x320 [ 273.604077][ T8708] ? __pfx___x64_sys_mount+0x10/0x10 [ 273.606482][ T8708] do_syscall_64+0xcf/0x260 [ 273.608571][ T8708] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 273.611264][ T8708] RIP: 0033:0x7f9efaa7f5aa [ 273.613303][ T8708] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 273.621555][ T8708] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 273.625214][ T8708] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 273.628503][ T8708] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 273.631286][ T8708] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 273.633938][ T8708] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 273.636604][ T8708] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 273.639224][ T8708] </TASK> [ 273.640379][ T8706] CPU: 3 PID: 8706 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 273.644099][ T8706] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 273.644991][ T8708] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 273.647705][ T8706] Call Trace: [ 273.647717][ T8706] <TASK> [ 273.647725][ T8706] dump_stack_lvl+0x16c/0x1f0 [ 273.647753][ T8706] sysfs_warn_dup+0x7f/0xa0 [ 273.652776][ T8708] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 273.653753][ T8706] sysfs_create_dir_ns+0x24d/0x2b0 [ 273.653772][ T8706] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 273.653787][ T8706] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 273.666008][ T8706] ? do_raw_spin_unlock+0x172/0x230 [ 273.667822][ T8706] kobject_add_internal+0x2c8/0x990 [ 273.669716][ T8706] kobject_init_and_add+0x11c/0x190 [ 273.671622][ T8706] ? __pfx_kobject_init_and_add+0x10/0x10 [ 273.673675][ T8706] ? lockdep_init_map_type+0x16d/0x7d0 [ 273.675610][ T8706] ? lockdep_init_map_type+0x16d/0x7d0 [ 273.677592][ T8706] gfs2_sys_fs_add+0x207/0x470 [ 273.679230][ T8706] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 273.681013][ T8706] ? __pfx_alloc_workqueue+0x10/0x10 [ 273.682795][ T8706] ? read_word_at_a_time+0xe/0x20 [ 273.684530][ T8706] gfs2_fill_super+0x1352/0x2bf0 [ 273.686196][ T8706] ? __pfx_gfs2_fill_super+0x10/0x10 [ 273.687981][ T8706] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 273.689781][ T8706] ? set_blocksize+0x2b1/0x350 [ 273.691415][ T8706] ? sb_set_blocksize+0xf6/0x120 [ 273.693091][ T8706] ? setup_bdev_super+0x392/0x720 [ 273.694814][ T8706] get_tree_bdev+0x36f/0x610 [ 273.696392][ T8706] ? __pfx_gfs2_fill_super+0x10/0x10 [ 273.698164][ T8706] ? __pfx_get_tree_bdev+0x10/0x10 [ 273.699898][ T8706] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 273.701796][ T8706] ? cap_capable+0x1cf/0x240 [ 273.703363][ T8706] gfs2_get_tree+0x4e/0x280 [ 273.704914][ T8706] vfs_get_tree+0x8f/0x380 [ 273.706434][ T8706] path_mount+0x14e6/0x1f20 [ 273.707973][ T8706] ? kmem_cache_free+0x12e/0x380 [ 273.709600][ T8706] ? __pfx_path_mount+0x10/0x10 [ 273.711251][ T8706] ? putname+0x12e/0x170 [ 273.712680][ T8706] __x64_sys_mount+0x297/0x320 [ 273.714293][ T8706] ? __pfx___x64_sys_mount+0x10/0x10 [ 273.716050][ T8706] do_syscall_64+0xcf/0x260 [ 273.717664][ T8706] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 273.719566][ T8706] RIP: 0033:0x7f0085c7f5aa [ 273.721081][ T8706] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 273.727403][ T8706] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 273.730199][ T8706] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 273.732842][ T8706] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 273.735553][ T8706] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 273.738211][ T8706] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 273.740899][ T8706] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 273.743630][ T8706] </TASK> [ 273.744716][ T8704] CPU: 2 PID: 8704 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 273.745396][ T8706] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 273.748193][ T8704] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 273.752834][ T8706] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 273.756161][ T8704] Call Trace: [ 273.759496][ T8704] <TASK> [ 273.760537][ T8704] dump_stack_lvl+0x16c/0x1f0 [ 273.762135][ T8704] gfs2_withdraw+0xab8/0x1290 [ 273.763739][ T8704] ? __pfx_gfs2_withdraw+0x10/0x10 [ 273.765503][ T8704] gfs2_dirent_scan+0x2fc/0x3c0 [ 273.767183][ T8704] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 273.769049][ T8704] gfs2_dir_read+0x36a/0x14d0 [ 273.770660][ T8704] ? inode_go_held+0x151/0x210 [ 273.772297][ T8704] ? __pfx_inode_go_held+0x10/0x10 [ 273.774048][ T8704] ? gfs2_instantiate+0x1eb/0x250 [ 273.775761][ T8704] ? gfs2_glock_wait+0x1e0/0x330 [ 273.777449][ T8704] ? __pfx_gfs2_dir_read+0x10/0x10 [ 273.779207][ T8704] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 273.780862][ T8704] ? do_raw_spin_unlock+0x172/0x230 [ 273.782618][ T8704] gfs2_readdir+0x13d/0x1d0 [ 273.784172][ T8704] ? __pfx_gfs2_readdir+0x10/0x10 [ 273.785913][ T8704] ? iterate_dir+0x292/0x9e0 [ 273.787503][ T8704] ? selinux_file_permission+0x125/0x590 [ 273.789398][ T8704] iterate_dir+0x292/0x9e0 [ 273.790918][ T8704] __x64_sys_getdents64+0x14f/0x2e0 [ 273.792685][ T8704] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 273.794613][ T8704] ? __pfx_filldir64+0x10/0x10 [ 273.796311][ T8704] do_syscall_64+0xcf/0x260 [ 273.797841][ T8704] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 273.799893][ T8704] RIP: 0033:0x7fbb4807dea9 [ 273.801382][ T8704] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 273.807834][ T8704] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 273.810651][ T8704] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 273.813338][ T8704] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 273.815943][ T8704] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 273.818552][ T8704] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 273.821173][ T8704] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 273.823838][ T8704] </TASK> [ 274.109138][ T8717] loop3: detected capacity change from 0 to 32768 [ 274.113551][ T8717] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 274.116365][ T8717] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 274.120556][ T8717] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 274.123836][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 274.126297][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 274.145550][ T8719] loop1: detected capacity change from 0 to 32768 [ 274.156929][ T8719] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 274.158700][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 32ms [ 274.161938][ T8716] loop2: detected capacity change from 0 to 32768 [ 274.164887][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 274.166291][ T8719] CPU: 3 PID: 8719 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.170141][ T8719] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.171129][ T8717] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 274.173578][ T8719] Call Trace: [ 274.173587][ T8719] <TASK> [ 274.173592][ T8719] dump_stack_lvl+0x16c/0x1f0 [ 274.173610][ T8719] sysfs_warn_dup+0x7f/0xa0 [ 274.176490][ T8716] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 274.177181][ T8719] sysfs_create_dir_ns+0x24d/0x2b0 [ 274.185772][ T8719] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 274.187737][ T8719] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.189591][ T8719] ? do_raw_spin_unlock+0x172/0x230 [ 274.191413][ T8719] kobject_add_internal+0x2c8/0x990 [ 274.193250][ T8719] kobject_init_and_add+0x11c/0x190 [ 274.195033][ T8719] ? __pfx_kobject_init_and_add+0x10/0x10 [ 274.196978][ T8719] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.198841][ T8719] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.200713][ T8719] gfs2_sys_fs_add+0x207/0x470 [ 274.202392][ T8719] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 274.204399][ T8719] ? __pfx_alloc_workqueue+0x10/0x10 [ 274.206214][ T8719] ? read_word_at_a_time+0xe/0x20 [ 274.207475][ T8721] loop0: detected capacity change from 0 to 32768 [ 274.208047][ T8719] gfs2_fill_super+0x1352/0x2bf0 [ 274.212097][ T8719] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.214011][ T8719] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.215899][ T8719] ? set_blocksize+0x2b1/0x350 [ 274.217614][ T8719] ? sb_set_blocksize+0xf6/0x120 [ 274.219277][ T8719] ? setup_bdev_super+0x392/0x720 [ 274.220994][ T8719] get_tree_bdev+0x36f/0x610 [ 274.222601][ T8719] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.224413][ T8719] ? __pfx_get_tree_bdev+0x10/0x10 [ 274.226160][ T8719] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 274.228076][ T8719] ? cap_capable+0x1cf/0x240 [ 274.229648][ T8719] gfs2_get_tree+0x4e/0x280 [ 274.231227][ T8719] vfs_get_tree+0x8f/0x380 [ 274.232786][ T8719] path_mount+0x14e6/0x1f20 [ 274.233335][ T8717] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 274.234331][ T8719] ? kmem_cache_free+0x12e/0x380 [ 274.234346][ T8719] ? __pfx_path_mount+0x10/0x10 [ 274.234360][ T8719] ? putname+0x12e/0x170 [ 274.234370][ T8719] __x64_sys_mount+0x297/0x320 [ 274.238281][ T8717] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 274.238281][ T8717] inode = 12 2341 [ 274.238281][ T8717] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 274.238824][ T8719] ? __pfx___x64_sys_mount+0x10/0x10 [ 274.246043][ T8717] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 274.249880][ T8719] do_syscall_64+0xcf/0x260 [ 274.249899][ T8719] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 274.249917][ T8719] RIP: 0033:0x7fbb4807f5aa [ 274.249927][ T8719] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 274.249937][ T8719] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 274.249948][ T8719] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 274.249955][ T8719] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 274.249962][ T8719] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 274.249969][ T8719] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 274.249976][ T8719] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 274.249990][ T8719] </TASK> [ 274.249998][ T8716] CPU: 1 PID: 8716 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.251098][ T8719] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 274.251109][ T8719] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 274.253130][ T8721] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 274.254657][ T8716] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.254667][ T8716] Call Trace: [ 274.254673][ T8716] <TASK> [ 274.254677][ T8716] dump_stack_lvl+0x16c/0x1f0 [ 274.254695][ T8716] sysfs_warn_dup+0x7f/0xa0 [ 274.254711][ T8716] sysfs_create_dir_ns+0x24d/0x2b0 [ 274.259613][ T8717] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8717 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 274.259666][ T8716] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 274.259687][ T8716] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.259699][ T8716] ? do_raw_spin_unlock+0x172/0x230 [ 274.259709][ T8716] kobject_add_internal+0x2c8/0x990 [ 274.259725][ T8716] kobject_init_and_add+0x11c/0x190 [ 274.259735][ T8716] ? __pfx_kobject_init_and_add+0x10/0x10 [ 274.259745][ T8716] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.259760][ T8716] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.259775][ T8716] gfs2_sys_fs_add+0x207/0x470 [ 274.259789][ T8716] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 274.259803][ T8716] ? __pfx_alloc_workqueue+0x10/0x10 [ 274.259817][ T8716] ? read_word_at_a_time+0xe/0x20 [ 274.259827][ T8716] gfs2_fill_super+0x1352/0x2bf0 [ 274.259856][ T8716] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.259868][ T8716] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.259878][ T8716] ? set_blocksize+0x2b1/0x350 [ 274.259890][ T8716] ? sb_set_blocksize+0xf6/0x120 [ 274.259901][ T8716] ? setup_bdev_super+0x392/0x720 [ 274.278626][ T8717] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 274.279621][ T8716] get_tree_bdev+0x36f/0x610 [ 274.279649][ T8716] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.287847][ T8717] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 274.291306][ T8716] ? __pfx_get_tree_bdev+0x10/0x10 [ 274.291331][ T8716] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 274.291344][ T8716] ? cap_capable+0x1cf/0x240 [ 274.291360][ T8716] gfs2_get_tree+0x4e/0x280 [ 274.291375][ T8716] vfs_get_tree+0x8f/0x380 [ 274.291389][ T8716] path_mount+0x14e6/0x1f20 [ 274.291404][ T8716] ? kmem_cache_free+0x12e/0x380 [ 274.300620][ T8717] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 274.301464][ T8716] ? __pfx_path_mount+0x10/0x10 [ 274.306411][ T8717] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 274.309265][ T8716] ? putname+0x12e/0x170 [ 274.309286][ T8716] __x64_sys_mount+0x297/0x320 [ 274.309302][ T8716] ? __pfx___x64_sys_mount+0x10/0x10 [ 274.319186][ T8717] gfs2: fsid=syz:syz.0: File system withdrawn [ 274.319707][ T8716] do_syscall_64+0xcf/0x260 [ 274.319726][ T8716] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 274.319744][ T8716] RIP: 0033:0x7f9efaa7f5aa [ 274.319753][ T8716] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 274.319763][ T8716] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 274.319775][ T8716] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 274.319782][ T8716] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 274.319789][ T8716] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 274.319795][ T8716] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 274.319802][ T8716] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 274.399987][ T8716] </TASK> [ 274.401036][ T8721] CPU: 0 PID: 8721 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.403636][ T8716] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 274.404515][ T8721] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.409156][ T8716] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 274.412450][ T8721] Call Trace: [ 274.412460][ T8721] <TASK> [ 274.412465][ T8721] dump_stack_lvl+0x16c/0x1f0 [ 274.412484][ T8721] sysfs_warn_dup+0x7f/0xa0 [ 274.412499][ T8721] sysfs_create_dir_ns+0x24d/0x2b0 [ 274.412514][ T8721] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 274.423546][ T8721] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.425348][ T8721] ? do_raw_spin_unlock+0x172/0x230 [ 274.427064][ T8721] kobject_add_internal+0x2c8/0x990 [ 274.428842][ T8721] kobject_init_and_add+0x11c/0x190 [ 274.430609][ T8721] ? __pfx_kobject_init_and_add+0x10/0x10 [ 274.432545][ T8721] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.434385][ T8721] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.436198][ T8721] gfs2_sys_fs_add+0x207/0x470 [ 274.437814][ T8721] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 274.439595][ T8721] ? __pfx_alloc_workqueue+0x10/0x10 [ 274.441385][ T8721] ? read_word_at_a_time+0xe/0x20 [ 274.443081][ T8721] gfs2_fill_super+0x1352/0x2bf0 [ 274.444774][ T8721] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.446559][ T8721] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.448392][ T8721] ? set_blocksize+0x2b1/0x350 [ 274.449978][ T8721] ? sb_set_blocksize+0xf6/0x120 [ 274.451644][ T8721] ? setup_bdev_super+0x392/0x720 [ 274.453365][ T8721] get_tree_bdev+0x36f/0x610 [ 274.454941][ T8721] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.456732][ T8721] ? __pfx_get_tree_bdev+0x10/0x10 [ 274.458478][ T8721] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 274.460374][ T8721] ? cap_capable+0x1cf/0x240 [ 274.461911][ T8721] gfs2_get_tree+0x4e/0x280 [ 274.463435][ T8721] vfs_get_tree+0x8f/0x380 [ 274.464965][ T8721] path_mount+0x14e6/0x1f20 [ 274.466499][ T8721] ? kmem_cache_free+0x12e/0x380 [ 274.468175][ T8721] ? __pfx_path_mount+0x10/0x10 [ 274.469825][ T8721] ? putname+0x12e/0x170 [ 274.471277][ T8721] __x64_sys_mount+0x297/0x320 [ 274.472896][ T8721] ? __pfx___x64_sys_mount+0x10/0x10 [ 274.474684][ T8721] do_syscall_64+0xcf/0x260 [ 274.476229][ T8721] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 274.478235][ T8721] RIP: 0033:0x7f0085c7f5aa [ 274.479745][ T8721] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 274.486108][ T8721] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 274.488908][ T8721] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 274.491569][ T8721] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 274.494230][ T8721] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 274.496885][ T8721] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 274.499538][ T8721] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 274.502197][ T8721] </TASK> [ 274.503258][ T8717] CPU: 2 PID: 8717 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.504663][ T8721] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 274.507500][ T8717] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.512105][ T8721] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 274.515723][ T8717] Call Trace: [ 274.519103][ T8717] <TASK> [ 274.520139][ T8717] dump_stack_lvl+0x16c/0x1f0 [ 274.521742][ T8717] gfs2_withdraw+0xab8/0x1290 [ 274.523361][ T8717] ? __pfx_gfs2_withdraw+0x10/0x10 [ 274.525151][ T8717] gfs2_dirent_scan+0x2fc/0x3c0 [ 274.526913][ T8717] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 274.528723][ T8717] gfs2_dir_read+0x36a/0x14d0 [ 274.530432][ T8717] ? inode_go_held+0x151/0x210 [ 274.532088][ T8717] ? __pfx_inode_go_held+0x10/0x10 [ 274.533808][ T8717] ? gfs2_instantiate+0x1eb/0x250 [ 274.535501][ T8717] ? gfs2_glock_wait+0x1e0/0x330 [ 274.537142][ T8717] ? __pfx_gfs2_dir_read+0x10/0x10 [ 274.538790][ T8717] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 274.540428][ T8717] ? do_raw_spin_unlock+0x172/0x230 [ 274.542175][ T8717] gfs2_readdir+0x13d/0x1d0 [ 274.543697][ T8717] ? __pfx_gfs2_readdir+0x10/0x10 [ 274.545405][ T8717] ? iterate_dir+0x292/0x9e0 [ 274.546961][ T8717] ? selinux_file_permission+0x125/0x590 [ 274.548851][ T8717] iterate_dir+0x292/0x9e0 [ 274.550360][ T8717] __x64_sys_getdents64+0x14f/0x2e0 [ 274.552116][ T8717] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 274.554008][ T8717] ? __pfx_filldir64+0x10/0x10 [ 274.555624][ T8717] do_syscall_64+0xcf/0x260 [ 274.557164][ T8717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 274.559146][ T8717] RIP: 0033:0x7fb72827dea9 [ 274.560646][ T8717] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 274.566984][ T8717] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 274.569736][ T8717] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 274.572388][ T8717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 274.575014][ T8717] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 274.577658][ T8717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 274.580297][ T8717] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 274.582923][ T8717] </TASK> [ 274.790391][ T8728] loop2: detected capacity change from 0 to 32768 [ 274.796532][ T8728] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 274.800463][ T8728] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 274.814949][ T8728] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 274.818342][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 274.820873][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 274.845724][ T8730] loop1: detected capacity change from 0 to 32768 [ 274.846057][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 25ms [ 274.849571][ T8730] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 274.852446][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 274.853033][ T8730] CPU: 0 PID: 8730 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.854872][ T8728] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 274.858176][ T8730] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.858187][ T8730] Call Trace: [ 274.858192][ T8730] <TASK> [ 274.858196][ T8730] dump_stack_lvl+0x16c/0x1f0 [ 274.858216][ T8730] sysfs_warn_dup+0x7f/0xa0 [ 274.865106][ T8728] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 274.865194][ T8730] sysfs_create_dir_ns+0x24d/0x2b0 [ 274.866381][ T8728] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 274.866381][ T8728] inode = 12 2341 [ 274.866381][ T8728] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 274.867852][ T8730] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 274.867874][ T8730] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.867886][ T8730] ? do_raw_spin_unlock+0x172/0x230 [ 274.867896][ T8730] kobject_add_internal+0x2c8/0x990 [ 274.869613][ T8728] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 274.872245][ T8730] kobject_init_and_add+0x11c/0x190 [ 274.872260][ T8730] ? __pfx_kobject_init_and_add+0x10/0x10 [ 274.872270][ T8730] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.872285][ T8730] ? lockdep_init_map_type+0x16d/0x7d0 [ 274.872299][ T8730] gfs2_sys_fs_add+0x207/0x470 [ 274.872314][ T8730] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 274.874939][ T8728] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8728 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 274.880190][ T8730] ? __pfx_alloc_workqueue+0x10/0x10 [ 274.880216][ T8730] ? read_word_at_a_time+0xe/0x20 [ 274.880227][ T8730] gfs2_fill_super+0x1352/0x2bf0 [ 274.880239][ T8730] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.880249][ T8730] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 274.882675][ T8728] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 274.883968][ T8730] ? set_blocksize+0x2b1/0x350 [ 274.883992][ T8730] ? sb_set_blocksize+0xf6/0x120 [ 274.884003][ T8730] ? setup_bdev_super+0x392/0x720 [ 274.884017][ T8730] get_tree_bdev+0x36f/0x610 [ 274.884031][ T8730] ? __pfx_gfs2_fill_super+0x10/0x10 [ 274.884041][ T8730] ? __pfx_get_tree_bdev+0x10/0x10 [ 274.884054][ T8730] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 274.884067][ T8730] ? cap_capable+0x1cf/0x240 [ 274.884083][ T8730] gfs2_get_tree+0x4e/0x280 [ 274.884098][ T8730] vfs_get_tree+0x8f/0x380 [ 274.884113][ T8730] path_mount+0x14e6/0x1f20 [ 274.884127][ T8730] ? kmem_cache_free+0x12e/0x380 [ 274.884138][ T8730] ? __pfx_path_mount+0x10/0x10 [ 274.884152][ T8730] ? putname+0x12e/0x170 [ 274.884162][ T8730] __x64_sys_mount+0x297/0x320 [ 274.886098][ T8728] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 274.887690][ T8730] ? __pfx___x64_sys_mount+0x10/0x10 [ 274.887712][ T8730] do_syscall_64+0xcf/0x260 [ 274.887724][ T8730] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 274.891984][ T8728] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 274.892528][ T8730] RIP: 0033:0x7fbb4807f5aa [ 274.894548][ T8728] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 274.896351][ T8730] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 274.896365][ T8730] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 274.896377][ T8730] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 274.896384][ T8730] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 274.896391][ T8730] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 274.898395][ T8728] gfs2: fsid=syz:syz.0: File system withdrawn [ 274.899783][ T8730] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 274.899793][ T8730] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 274.899805][ T8730] </TASK> [ 274.900270][ T8730] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 274.902568][ T8728] CPU: 3 PID: 8728 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.904751][ T8732] loop0: detected capacity change from 0 to 32768 [ 274.905085][ T8730] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 274.906869][ T8728] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.906879][ T8728] Call Trace: [ 274.906884][ T8728] <TASK> [ 274.906889][ T8728] dump_stack_lvl+0x16c/0x1f0 [ 274.906907][ T8728] gfs2_withdraw+0xab8/0x1290 [ 274.913252][ T8732] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 274.914516][ T8728] ? __pfx_gfs2_withdraw+0x10/0x10 [ 274.914539][ T8728] gfs2_dirent_scan+0x2fc/0x3c0 [ 274.914555][ T8728] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 274.914570][ T8728] gfs2_dir_read+0x36a/0x14d0 [ 274.914580][ T8728] ? inode_go_held+0x151/0x210 [ 274.914593][ T8728] ? __pfx_inode_go_held+0x10/0x10 [ 274.914606][ T8728] ? gfs2_instantiate+0x1eb/0x250 [ 274.914617][ T8728] ? gfs2_glock_wait+0x1e0/0x330 [ 274.914629][ T8728] ? __pfx_gfs2_dir_read+0x10/0x10 [ 274.914638][ T8728] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 274.914651][ T8728] ? do_raw_spin_unlock+0x172/0x230 [ 274.914663][ T8728] gfs2_readdir+0x13d/0x1d0 [ 274.914677][ T8728] ? __pfx_gfs2_readdir+0x10/0x10 [ 274.914690][ T8728] ? iterate_dir+0x292/0x9e0 [ 274.914702][ T8728] ? selinux_file_permission+0x125/0x590 [ 274.938397][ T8734] loop3: detected capacity change from 0 to 32768 [ 274.940014][ T8728] iterate_dir+0x292/0x9e0 [ 274.940042][ T8728] __x64_sys_getdents64+0x14f/0x2e0 [ 274.940057][ T8728] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 274.940073][ T8728] ? __pfx_filldir64+0x10/0x10 [ 274.940095][ T8728] do_syscall_64+0xcf/0x260 [ 274.940113][ T8728] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 274.940141][ T8728] RIP: 0033:0x7f9efaa7dea9 [ 274.940151][ T8728] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 274.940166][ T8728] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 274.940185][ T8728] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 274.969373][ T8734] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 274.971942][ T8728] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 274.971959][ T8728] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 274.971966][ T8728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 274.971973][ T8728] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 274.971981][ T8728] </TASK> [ 274.971987][ T8732] CPU: 2 PID: 8732 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 274.972004][ T8732] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 274.972010][ T8732] Call Trace: [ 274.972016][ T8732] <TASK> [ 274.972020][ T8732] dump_stack_lvl+0x16c/0x1f0 [ 275.083100][ T8732] sysfs_warn_dup+0x7f/0xa0 [ 275.084735][ T8732] sysfs_create_dir_ns+0x24d/0x2b0 [ 275.086422][ T8732] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 275.088350][ T8732] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.090183][ T8732] ? do_raw_spin_unlock+0x172/0x230 [ 275.091952][ T8732] kobject_add_internal+0x2c8/0x990 [ 275.093717][ T8732] kobject_init_and_add+0x11c/0x190 [ 275.095479][ T8732] ? __pfx_kobject_init_and_add+0x10/0x10 [ 275.097394][ T8732] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.099215][ T8732] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.101088][ T8732] gfs2_sys_fs_add+0x207/0x470 [ 275.102725][ T8732] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 275.104537][ T8732] ? __pfx_alloc_workqueue+0x10/0x10 [ 275.106345][ T8732] ? read_word_at_a_time+0xe/0x20 [ 275.108079][ T8732] gfs2_fill_super+0x1352/0x2bf0 [ 275.109772][ T8732] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.111575][ T8732] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.113409][ T8732] ? set_blocksize+0x2b1/0x350 [ 275.115042][ T8732] ? sb_set_blocksize+0xf6/0x120 [ 275.116764][ T8732] ? setup_bdev_super+0x392/0x720 [ 275.118465][ T8732] get_tree_bdev+0x36f/0x610 [ 275.120030][ T8732] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.121796][ T8732] ? __pfx_get_tree_bdev+0x10/0x10 [ 275.123535][ T8732] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 275.125459][ T8732] ? cap_capable+0x1cf/0x240 [ 275.127036][ T8732] gfs2_get_tree+0x4e/0x280 [ 275.128597][ T8732] vfs_get_tree+0x8f/0x380 [ 275.130128][ T8732] path_mount+0x14e6/0x1f20 [ 275.131654][ T8732] ? kmem_cache_free+0x12e/0x380 [ 275.133345][ T8732] ? __pfx_path_mount+0x10/0x10 [ 275.134989][ T8732] ? putname+0x12e/0x170 [ 275.136438][ T8732] __x64_sys_mount+0x297/0x320 [ 275.138040][ T8732] ? __pfx___x64_sys_mount+0x10/0x10 [ 275.139793][ T8732] do_syscall_64+0xcf/0x260 [ 275.141313][ T8732] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 275.143298][ T8732] RIP: 0033:0x7f0085c7f5aa [ 275.144803][ T8732] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 275.151134][ T8732] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 275.153918][ T8732] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 275.156515][ T8732] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 275.159162][ T8732] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 275.161824][ T8732] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 275.164495][ T8732] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 275.167161][ T8732] </TASK> [ 275.168237][ T8734] CPU: 3 PID: 8734 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 275.170294][ T8732] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 275.171710][ T8734] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 275.176349][ T8732] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 275.179799][ T8734] Call Trace: [ 275.179807][ T8734] <TASK> [ 275.179812][ T8734] dump_stack_lvl+0x16c/0x1f0 [ 275.179848][ T8734] sysfs_warn_dup+0x7f/0xa0 [ 275.179865][ T8734] sysfs_create_dir_ns+0x24d/0x2b0 [ 275.179880][ T8734] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 275.179894][ T8734] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.179905][ T8734] ? do_raw_spin_unlock+0x172/0x230 [ 275.179916][ T8734] kobject_add_internal+0x2c8/0x990 [ 275.196253][ T8734] kobject_init_and_add+0x11c/0x190 [ 275.198016][ T8734] ? __pfx_kobject_init_and_add+0x10/0x10 [ 275.199932][ T8734] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.201852][ T8734] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.203691][ T8734] gfs2_sys_fs_add+0x207/0x470 [ 275.205338][ T8734] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 275.207127][ T8734] ? __pfx_alloc_workqueue+0x10/0x10 [ 275.208920][ T8734] ? read_word_at_a_time+0xe/0x20 [ 275.210712][ T8734] gfs2_fill_super+0x1352/0x2bf0 [ 275.212396][ T8734] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.214162][ T8734] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.216136][ T8734] ? set_blocksize+0x2b1/0x350 [ 275.218042][ T8734] ? sb_set_blocksize+0xf6/0x120 [ 275.219897][ T8734] ? setup_bdev_super+0x392/0x720 [ 275.221589][ T8734] get_tree_bdev+0x36f/0x610 [ 275.223150][ T8734] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.224926][ T8734] ? __pfx_get_tree_bdev+0x10/0x10 [ 275.226637][ T8734] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 275.228573][ T8734] ? cap_capable+0x1cf/0x240 [ 275.230524][ T8734] gfs2_get_tree+0x4e/0x280 [ 275.232489][ T8734] vfs_get_tree+0x8f/0x380 [ 275.234310][ T8734] path_mount+0x14e6/0x1f20 [ 275.236063][ T8734] ? kmem_cache_free+0x12e/0x380 [ 275.238121][ T8734] ? __pfx_path_mount+0x10/0x10 [ 275.240163][ T8734] ? putname+0x12e/0x170 [ 275.242002][ T8734] __x64_sys_mount+0x297/0x320 [ 275.244097][ T8734] ? __pfx___x64_sys_mount+0x10/0x10 [ 275.246422][ T8734] do_syscall_64+0xcf/0x260 [ 275.248452][ T8734] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 275.251044][ T8734] RIP: 0033:0x7fb72827f5aa [ 275.252939][ T8734] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 275.261175][ T8734] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 275.264828][ T8734] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 275.268266][ T8734] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 275.271719][ T8734] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 275.275182][ T8734] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 275.278596][ T8734] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 275.281975][ T8734] </TASK> [ 275.284555][ T8734] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 275.290639][ T8734] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 275.613189][ T8743] loop0: detected capacity change from 0 to 32768 [ 275.625422][ T8743] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 275.628372][ T8743] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 275.639310][ T8743] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 275.647429][ T8745] loop2: detected capacity change from 0 to 32768 [ 275.647447][ T54] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 275.652786][ T54] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 275.655044][ T8745] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 275.660942][ T8745] CPU: 3 PID: 8745 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 275.664378][ T8745] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 275.667707][ T8745] Call Trace: [ 275.668842][ T8745] <TASK> [ 275.669838][ T8745] dump_stack_lvl+0x16c/0x1f0 [ 275.671409][ T8745] sysfs_warn_dup+0x7f/0xa0 [ 275.672945][ T8745] sysfs_create_dir_ns+0x24d/0x2b0 [ 275.674655][ T8745] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 275.676496][ T8745] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.678285][ T8745] ? do_raw_spin_unlock+0x172/0x230 [ 275.680025][ T8745] kobject_add_internal+0x2c8/0x990 [ 275.681756][ T8745] kobject_init_and_add+0x11c/0x190 [ 275.683493][ T8745] ? __pfx_kobject_init_and_add+0x10/0x10 [ 275.685394][ T8745] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.687186][ T8745] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.689037][ T8745] gfs2_sys_fs_add+0x207/0x470 [ 275.690628][ T8745] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 275.692398][ T8745] ? __pfx_alloc_workqueue+0x10/0x10 [ 275.694149][ T8745] ? read_word_at_a_time+0xe/0x20 [ 275.695806][ T8745] gfs2_fill_super+0x1352/0x2bf0 [ 275.697490][ T8745] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.699256][ T8745] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.701053][ T8745] ? set_blocksize+0x2b1/0x350 [ 275.702666][ T8745] ? sb_set_blocksize+0xf6/0x120 [ 275.704332][ T8745] ? setup_bdev_super+0x392/0x720 [ 275.706016][ T8745] get_tree_bdev+0x36f/0x610 [ 275.707564][ T8745] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.709333][ T8745] ? __pfx_get_tree_bdev+0x10/0x10 [ 275.711119][ T8745] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 275.712996][ T8745] ? cap_capable+0x1cf/0x240 [ 275.714549][ T8745] gfs2_get_tree+0x4e/0x280 [ 275.716087][ T8745] vfs_get_tree+0x8f/0x380 [ 275.717584][ T8745] path_mount+0x14e6/0x1f20 [ 275.719117][ T8745] ? kmem_cache_free+0x12e/0x380 [ 275.720785][ T8745] ? __pfx_path_mount+0x10/0x10 [ 275.722398][ T8745] ? putname+0x12e/0x170 [ 275.723765][ T8745] __x64_sys_mount+0x297/0x320 [ 275.725313][ T8745] ? __pfx___x64_sys_mount+0x10/0x10 [ 275.727017][ T8745] do_syscall_64+0xcf/0x260 [ 275.728502][ T8745] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 275.730493][ T8745] RIP: 0033:0x7f9efaa7f5aa [ 275.732058][ T8745] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 275.733785][ T54] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 80ms [ 275.738266][ T8745] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 275.738288][ T8745] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 275.738296][ T8745] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 275.738303][ T8745] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 275.738309][ T8745] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 275.738316][ T8745] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 275.738325][ T8745] </TASK> [ 275.739046][ T8745] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 275.742928][ T54] gfs2: fsid=syz:syz.0: jid=0: Done [ 275.744453][ T8745] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 275.747871][ T8743] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 275.755999][ T8743] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 275.773473][ T8743] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 275.773473][ T8743] inode = 12 2341 [ 275.773473][ T8743] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 275.779343][ T8747] loop3: detected capacity change from 0 to 32768 [ 275.780007][ T8743] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 275.782086][ T8741] loop1: detected capacity change from 0 to 32768 [ 275.788435][ T8743] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8743 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 275.792451][ T8743] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 275.794733][ T8747] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 275.796148][ T8741] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 275.798752][ T8747] CPU: 2 PID: 8747 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 275.798774][ T8747] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 275.798787][ T8747] Call Trace: [ 275.798794][ T8747] <TASK> [ 275.798801][ T8747] dump_stack_lvl+0x16c/0x1f0 [ 275.799845][ T8743] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 275.799856][ T8743] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 275.799863][ T8743] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 275.799971][ T8743] gfs2: fsid=syz:syz.0: File system withdrawn [ 275.824329][ T8747] sysfs_warn_dup+0x7f/0xa0 [ 275.826159][ T8747] sysfs_create_dir_ns+0x24d/0x2b0 [ 275.828153][ T8747] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 275.830270][ T8747] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.832387][ T8747] ? do_raw_spin_unlock+0x172/0x230 [ 275.834422][ T8747] kobject_add_internal+0x2c8/0x990 [ 275.836491][ T8747] kobject_init_and_add+0x11c/0x190 [ 275.838460][ T8747] ? __pfx_kobject_init_and_add+0x10/0x10 [ 275.840749][ T8747] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.842947][ T8747] ? lockdep_init_map_type+0x16d/0x7d0 [ 275.844913][ T8747] gfs2_sys_fs_add+0x207/0x470 [ 275.846601][ T8747] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 275.848488][ T8747] ? __pfx_alloc_workqueue+0x10/0x10 [ 275.850470][ T8747] ? read_word_at_a_time+0xe/0x20 [ 275.852494][ T8747] gfs2_fill_super+0x1352/0x2bf0 [ 275.854459][ T8747] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.856561][ T8747] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 275.858658][ T8747] ? set_blocksize+0x2b1/0x350 [ 275.860476][ T8747] ? sb_set_blocksize+0xf6/0x120 [ 275.862231][ T8747] ? setup_bdev_super+0x392/0x720 [ 275.863987][ T8747] get_tree_bdev+0x36f/0x610 [ 275.865638][ T8747] ? __pfx_gfs2_fill_super+0x10/0x10 [ 275.867449][ T8747] ? __pfx_get_tree_bdev+0x10/0x10 [ 275.869285][ T8747] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 275.871464][ T8747] ? cap_capable+0x1cf/0x240 [ 275.873282][ T8747] gfs2_get_tree+0x4e/0x280 [ 275.875041][ T8747] vfs_get_tree+0x8f/0x380 [ 275.876783][ T8747] path_mount+0x14e6/0x1f20 [ 275.878550][ T8747] ? kmem_cache_free+0x12e/0x380 [ 275.880454][ T8747] ? __pfx_path_mount+0x10/0x10 [ 275.882348][ T8747] ? putname+0x12e/0x170 [ 275.884021][ T8747] __x64_sys_mount+0x297/0x320 [ 275.885843][ T8747] ? __pfx___x64_sys_mount+0x10/0x10 [ 275.887881][ T8747] do_syscall_64+0xcf/0x260 [ 275.889661][ T8747] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 275.891984][ T8747] RIP: 0033:0x7fb72827f5aa [ 275.893726][ T8747] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 275.901098][ T8747] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 275.904296][ T8747] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 275.907333][ T8747] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 275.910492][ T8747] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 275.913541][ T8747] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 275.916596][ T8747] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 275.919618][ T8747] </TASK> [ 275.920835][ T8743] CPU: 3 PID: 8743 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 275.925115][ T8743] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 275.925417][ T8747] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 275.928975][ T8743] Call Trace: [ 275.935341][ T8743] <TASK> [ 275.936361][ T8743] dump_stack_lvl+0x16c/0x1f0 [ 275.936855][ T8747] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 275.937941][ T8743] gfs2_withdraw+0xab8/0x1290 [ 275.942062][ T8743] ? __pfx_gfs2_withdraw+0x10/0x10 [ 275.943779][ T8743] gfs2_dirent_scan+0x2fc/0x3c0 [ 275.945405][ T8743] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 275.947236][ T8743] gfs2_dir_read+0x36a/0x14d0 [ 275.948785][ T8743] ? inode_go_held+0x151/0x210 [ 275.950363][ T8743] ? __pfx_inode_go_held+0x10/0x10 [ 275.952048][ T8743] ? gfs2_instantiate+0x1eb/0x250 [ 275.953699][ T8743] ? gfs2_glock_wait+0x1e0/0x330 [ 275.955371][ T8743] ? __pfx_gfs2_dir_read+0x10/0x10 [ 275.957097][ T8743] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 275.958722][ T8743] ? do_raw_spin_unlock+0x172/0x230 [ 275.960465][ T8743] gfs2_readdir+0x13d/0x1d0 [ 275.961978][ T8743] ? __pfx_gfs2_readdir+0x10/0x10 [ 275.963639][ T8743] ? iterate_dir+0x292/0x9e0 [ 275.965170][ T8743] ? selinux_file_permission+0x125/0x590 [ 275.967019][ T8743] iterate_dir+0x292/0x9e0 [ 275.968520][ T8743] __x64_sys_getdents64+0x14f/0x2e0 [ 275.970257][ T8743] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 275.972177][ T8743] ? __pfx_filldir64+0x10/0x10 [ 275.973782][ T8743] do_syscall_64+0xcf/0x260 [ 275.975313][ T8743] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 275.977290][ T8743] RIP: 0033:0x7f0085c7dea9 [ 275.978752][ T8743] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 275.984958][ T8743] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 275.987641][ T8743] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 275.990172][ T8743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 275.992730][ T8743] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 275.995281][ T8743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 275.997863][ T8743] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 276.000471][ T8743] </TASK> [ 276.001514][ T8741] CPU: 0 PID: 8741 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 276.005013][ T8741] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 276.008389][ T8741] Call Trace: [ 276.009530][ T8741] <TASK> [ 276.010645][ T8741] dump_stack_lvl+0x16c/0x1f0 [ 276.012289][ T8741] sysfs_warn_dup+0x7f/0xa0 [ 276.013847][ T8741] sysfs_create_dir_ns+0x24d/0x2b0 [ 276.015628][ T8741] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 276.017555][ T8741] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.019401][ T8741] ? do_raw_spin_unlock+0x172/0x230 [ 276.021315][ T8741] kobject_add_internal+0x2c8/0x990 [ 276.023364][ T8741] kobject_init_and_add+0x11c/0x190 [ 276.025583][ T8741] ? __pfx_kobject_init_and_add+0x10/0x10 [ 276.028004][ T8741] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.030341][ T8741] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.032546][ T8741] gfs2_sys_fs_add+0x207/0x470 [ 276.034190][ T8741] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 276.036014][ T8741] ? __pfx_alloc_workqueue+0x10/0x10 [ 276.037793][ T8741] ? read_word_at_a_time+0xe/0x20 [ 276.039498][ T8741] gfs2_fill_super+0x1352/0x2bf0 [ 276.041477][ T8741] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.043283][ T8741] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.045121][ T8741] ? set_blocksize+0x2b1/0x350 [ 276.046756][ T8741] ? sb_set_blocksize+0xf6/0x120 [ 276.048462][ T8741] ? setup_bdev_super+0x392/0x720 [ 276.050198][ T8741] get_tree_bdev+0x36f/0x610 [ 276.051784][ T8741] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.053590][ T8741] ? __pfx_get_tree_bdev+0x10/0x10 [ 276.055338][ T8741] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 276.057249][ T8741] ? cap_capable+0x1cf/0x240 [ 276.058842][ T8741] gfs2_get_tree+0x4e/0x280 [ 276.060417][ T8741] vfs_get_tree+0x8f/0x380 [ 276.061948][ T8741] path_mount+0x14e6/0x1f20 [ 276.063505][ T8741] ? kmem_cache_free+0x12e/0x380 [ 276.065203][ T8741] ? __pfx_path_mount+0x10/0x10 [ 276.066863][ T8741] ? putname+0x12e/0x170 [ 276.068319][ T8741] __x64_sys_mount+0x297/0x320 [ 276.069954][ T8741] ? __pfx___x64_sys_mount+0x10/0x10 [ 276.071758][ T8741] do_syscall_64+0xcf/0x260 [ 276.073324][ T8741] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 276.075333][ T8741] RIP: 0033:0x7fbb4807f5aa [ 276.076884][ T8741] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 276.083353][ T8741] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2024/04/30 20:39:06 executed programs: 1063 [ 276.086180][ T8741] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 276.089048][ T8741] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 276.091711][ T8741] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 276.094365][ T8741] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 276.097018][ T8741] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 276.099676][ T8741] </TASK> [ 276.101269][ T8741] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 276.106773][ T8741] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 276.303233][ T8754] loop2: detected capacity change from 0 to 32768 [ 276.308073][ T8754] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 276.311492][ T8754] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 276.315754][ T8754] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 276.327811][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 276.330962][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 276.380215][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 49ms [ 276.382888][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 276.385115][ T8754] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 276.392901][ T8754] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 276.395784][ T8754] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 276.395784][ T8754] inode = 12 2341 [ 276.395784][ T8754] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 276.403937][ T8754] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 276.406948][ T8754] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8754 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 276.409055][ T8756] loop3: detected capacity change from 0 to 32768 [ 276.410504][ T8754] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 276.415218][ T8754] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 276.417695][ T8754] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 276.421486][ T8754] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 276.423728][ T8756] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 276.423745][ T8754] gfs2: fsid=syz:syz.0: File system withdrawn [ 276.426208][ T8756] CPU: 1 PID: 8756 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 276.431685][ T8756] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 276.435310][ T8756] Call Trace: [ 276.436723][ T8756] <TASK> [ 276.437976][ T8756] dump_stack_lvl+0x16c/0x1f0 [ 276.439981][ T8756] sysfs_warn_dup+0x7f/0xa0 [ 276.441886][ T8756] sysfs_create_dir_ns+0x24d/0x2b0 [ 276.444038][ T8756] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 276.446377][ T8756] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.448617][ T8756] ? do_raw_spin_unlock+0x172/0x230 [ 276.450785][ T8756] kobject_add_internal+0x2c8/0x990 [ 276.452950][ T8756] kobject_init_and_add+0x11c/0x190 [ 276.455104][ T8756] ? __pfx_kobject_init_and_add+0x10/0x10 [ 276.457479][ T8756] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.459724][ T8756] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.462008][ T8756] gfs2_sys_fs_add+0x207/0x470 [ 276.464032][ T8756] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 276.466228][ T8756] ? __pfx_alloc_workqueue+0x10/0x10 [ 276.468434][ T8756] ? read_word_at_a_time+0xe/0x20 [ 276.470536][ T8756] gfs2_fill_super+0x1352/0x2bf0 [ 276.472607][ T8756] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.474822][ T8756] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.477080][ T8756] ? set_blocksize+0x2b1/0x350 [ 276.479071][ T8756] ? sb_set_blocksize+0xf6/0x120 [ 276.481140][ T8756] ? setup_bdev_super+0x392/0x720 [ 276.483243][ T8756] get_tree_bdev+0x36f/0x610 [ 276.485182][ T8756] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.487385][ T8756] ? __pfx_get_tree_bdev+0x10/0x10 [ 276.489516][ T8756] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 276.491866][ T8756] ? cap_capable+0x1cf/0x240 [ 276.493773][ T8756] gfs2_get_tree+0x4e/0x280 [ 276.495687][ T8756] vfs_get_tree+0x8f/0x380 [ 276.497565][ T8756] path_mount+0x14e6/0x1f20 [ 276.499451][ T8756] ? kmem_cache_free+0x12e/0x380 [ 276.501511][ T8756] ? __pfx_path_mount+0x10/0x10 [ 276.503531][ T8756] ? putname+0x12e/0x170 [ 276.505320][ T8756] __x64_sys_mount+0x297/0x320 [ 276.507311][ T8756] ? __pfx___x64_sys_mount+0x10/0x10 [ 276.509515][ T8756] do_syscall_64+0xcf/0x260 [ 276.511432][ T8756] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 276.513899][ T8756] RIP: 0033:0x7fb72827f5aa [ 276.515750][ T8756] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 276.523720][ T8756] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 276.527190][ T8756] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 276.530481][ T8756] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 276.533767][ T8756] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 276.537065][ T8756] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 276.540332][ T8756] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 276.543630][ T8756] </TASK> [ 276.544936][ T8754] CPU: 2 PID: 8754 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 276.548231][ T8756] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 276.548452][ T8754] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 276.552026][ T8758] loop1: detected capacity change from 0 to 32768 [ 276.554169][ T8758] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 276.554236][ T8756] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 276.557541][ T8754] Call Trace: [ 276.557549][ T8754] <TASK> [ 276.557553][ T8754] dump_stack_lvl+0x16c/0x1f0 [ 276.557571][ T8754] gfs2_withdraw+0xab8/0x1290 [ 276.557588][ T8754] ? __pfx_gfs2_withdraw+0x10/0x10 [ 276.557604][ T8754] gfs2_dirent_scan+0x2fc/0x3c0 [ 276.557629][ T8754] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 276.575370][ T8754] gfs2_dir_read+0x36a/0x14d0 [ 276.577025][ T8754] ? inode_go_held+0x151/0x210 [ 276.578648][ T8754] ? __pfx_inode_go_held+0x10/0x10 [ 276.580406][ T8754] ? gfs2_instantiate+0x1eb/0x250 [ 276.582112][ T8754] ? gfs2_glock_wait+0x1e0/0x330 [ 276.583798][ T8754] ? __pfx_gfs2_dir_read+0x10/0x10 [ 276.585605][ T8754] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 276.587283][ T8754] ? do_raw_spin_unlock+0x172/0x230 [ 276.589068][ T8754] gfs2_readdir+0x13d/0x1d0 [ 276.590623][ T8754] ? __pfx_gfs2_readdir+0x10/0x10 [ 276.592364][ T8754] ? iterate_dir+0x292/0x9e0 [ 276.593977][ T8754] ? selinux_file_permission+0x125/0x590 [ 276.595911][ T8754] iterate_dir+0x292/0x9e0 [ 276.597429][ T8754] __x64_sys_getdents64+0x14f/0x2e0 [ 276.599188][ T8754] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 276.601143][ T8754] ? __pfx_filldir64+0x10/0x10 [ 276.602782][ T8754] do_syscall_64+0xcf/0x260 [ 276.604346][ T8754] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 276.606368][ T8754] RIP: 0033:0x7f9efaa7dea9 [ 276.607944][ T8754] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 276.614482][ T8754] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 276.617279][ T8754] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 276.619947][ T8754] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 276.622604][ T8754] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 276.625272][ T8754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 276.627954][ T8754] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 276.630622][ T8754] </TASK> [ 276.631686][ T8758] CPU: 0 PID: 8758 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 276.635147][ T8758] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 276.638506][ T8758] Call Trace: [ 276.639671][ T8758] <TASK> [ 276.640678][ T8758] dump_stack_lvl+0x16c/0x1f0 [ 276.642270][ T8758] sysfs_warn_dup+0x7f/0xa0 [ 276.643803][ T8758] sysfs_create_dir_ns+0x24d/0x2b0 [ 276.645548][ T8758] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 276.647429][ T8758] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.649235][ T8758] ? do_raw_spin_unlock+0x172/0x230 [ 276.650985][ T8758] kobject_add_internal+0x2c8/0x990 [ 276.652737][ T8758] kobject_init_and_add+0x11c/0x190 [ 276.654477][ T8758] ? __pfx_kobject_init_and_add+0x10/0x10 [ 276.656398][ T8758] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.658217][ T8758] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.660081][ T8758] gfs2_sys_fs_add+0x207/0x470 [ 276.661695][ T8758] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 276.663467][ T8758] ? __pfx_alloc_workqueue+0x10/0x10 [ 276.665254][ T8758] ? read_word_at_a_time+0xe/0x20 [ 276.666940][ T8758] gfs2_fill_super+0x1352/0x2bf0 [ 276.668628][ T8758] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.670407][ T8758] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.672189][ T8758] ? set_blocksize+0x2b1/0x350 [ 276.673837][ T8758] ? sb_set_blocksize+0xf6/0x120 [ 276.675515][ T8758] ? setup_bdev_super+0x392/0x720 [ 276.677200][ T8758] get_tree_bdev+0x36f/0x610 [ 276.678745][ T8758] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.680471][ T8758] ? __pfx_get_tree_bdev+0x10/0x10 [ 276.681967][ T8758] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 276.683602][ T8758] ? cap_capable+0x1cf/0x240 [ 276.685062][ T8758] gfs2_get_tree+0x4e/0x280 [ 276.686535][ T8758] vfs_get_tree+0x8f/0x380 [ 276.688043][ T8758] path_mount+0x14e6/0x1f20 [ 276.689562][ T8758] ? kmem_cache_free+0x12e/0x380 [ 276.691234][ T8758] ? __pfx_path_mount+0x10/0x10 [ 276.692872][ T8758] ? putname+0x12e/0x170 [ 276.694293][ T8758] __x64_sys_mount+0x297/0x320 [ 276.695892][ T8758] ? __pfx___x64_sys_mount+0x10/0x10 [ 276.697624][ T8758] do_syscall_64+0xcf/0x260 [ 276.699111][ T8758] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 276.701162][ T8758] RIP: 0033:0x7fbb4807f5aa [ 276.702656][ T8758] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 276.709006][ T8758] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 276.711822][ T8758] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 276.714708][ T8758] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 276.717373][ T8758] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 276.719996][ T8758] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 276.722619][ T8758] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 276.725259][ T8758] </TASK> [ 276.727965][ T8758] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 276.733097][ T8758] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 276.873417][ T8762] loop0: detected capacity change from 0 to 32768 [ 276.882071][ T8762] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 276.884856][ T8762] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 276.903447][ T8762] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 276.907073][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 276.913075][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 276.933917][ T8766] loop1: detected capacity change from 0 to 32768 [ 276.941491][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 276.944205][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 276.945953][ T8762] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 276.947279][ T8766] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 276.950720][ T8766] CPU: 1 PID: 8766 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 276.953816][ T8766] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 276.954949][ T8762] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 276.956788][ T8766] Call Trace: [ 276.956796][ T8766] <TASK> [ 276.956800][ T8766] dump_stack_lvl+0x16c/0x1f0 [ 276.956818][ T8766] sysfs_warn_dup+0x7f/0xa0 [ 276.964294][ T8766] sysfs_create_dir_ns+0x24d/0x2b0 [ 276.965828][ T8766] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 276.967504][ T8766] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.969119][ T8766] ? do_raw_spin_unlock+0x172/0x230 [ 276.970690][ T8766] kobject_add_internal+0x2c8/0x990 [ 276.972501][ T8766] kobject_init_and_add+0x11c/0x190 [ 276.974065][ T8766] ? __pfx_kobject_init_and_add+0x10/0x10 [ 276.975762][ T8766] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.977403][ T8766] ? lockdep_init_map_type+0x16d/0x7d0 [ 276.979025][ T8766] gfs2_sys_fs_add+0x207/0x470 [ 276.980471][ T8766] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 276.982044][ T8766] ? __pfx_alloc_workqueue+0x10/0x10 [ 276.983614][ T8766] ? read_word_at_a_time+0xe/0x20 [ 276.985126][ T8766] gfs2_fill_super+0x1352/0x2bf0 [ 276.986609][ T8766] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.988187][ T8766] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 276.989777][ T8766] ? set_blocksize+0x2b1/0x350 [ 276.991266][ T8766] ? sb_set_blocksize+0xf6/0x120 [ 276.992742][ T8766] ? setup_bdev_super+0x392/0x720 [ 276.994245][ T8766] get_tree_bdev+0x36f/0x610 [ 276.995618][ T8766] ? __pfx_gfs2_fill_super+0x10/0x10 [ 276.997189][ T8766] ? __pfx_get_tree_bdev+0x10/0x10 [ 276.998695][ T8766] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 277.000356][ T8766] ? cap_capable+0x1cf/0x240 [ 277.001724][ T8766] gfs2_get_tree+0x4e/0x280 [ 277.003077][ T8766] vfs_get_tree+0x8f/0x380 [ 277.004412][ T8766] path_mount+0x14e6/0x1f20 [ 277.005771][ T8766] ? kmem_cache_free+0x12e/0x380 [ 277.007243][ T8766] ? __pfx_path_mount+0x10/0x10 [ 277.008094][ T8768] loop3: detected capacity change from 0 to 32768 [ 277.008699][ T8766] ? putname+0x12e/0x170 [ 277.012217][ T8766] __x64_sys_mount+0x297/0x320 [ 277.013582][ T8766] ? __pfx___x64_sys_mount+0x10/0x10 [ 277.014931][ T8766] do_syscall_64+0xcf/0x260 [ 277.016240][ T8766] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.017983][ T8766] RIP: 0033:0x7fbb4807f5aa [ 277.019332][ T8766] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.024982][ T8766] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 277.027442][ T8766] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 277.029774][ T8766] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 277.029911][ T8762] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 277.029911][ T8762] inode = 12 2341 [ 277.029911][ T8762] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 277.032154][ T8766] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 277.032168][ T8766] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 277.032176][ T8766] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 277.032185][ T8766] </TASK> [ 277.040149][ T8766] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 277.042174][ T8762] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 277.044361][ T8766] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 277.046926][ T8768] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 277.047897][ T8762] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8762 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 277.052382][ T8768] CPU: 3 PID: 8768 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.052396][ T8768] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.069655][ T8768] Call Trace: [ 277.070801][ T8768] <TASK> [ 277.071822][ T8768] dump_stack_lvl+0x16c/0x1f0 [ 277.073438][ T8768] sysfs_warn_dup+0x7f/0xa0 [ 277.074993][ T8768] sysfs_create_dir_ns+0x24d/0x2b0 [ 277.076723][ T8768] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 277.078604][ T8768] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.080413][ T8768] ? do_raw_spin_unlock+0x172/0x230 [ 277.082157][ T8768] kobject_add_internal+0x2c8/0x990 [ 277.083944][ T8768] kobject_init_and_add+0x11c/0x190 [ 277.085698][ T8768] ? __pfx_kobject_init_and_add+0x10/0x10 [ 277.087622][ T8768] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.089464][ T8768] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.091308][ T8768] gfs2_sys_fs_add+0x207/0x470 [ 277.092942][ T8768] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 277.094779][ T8768] ? __pfx_alloc_workqueue+0x10/0x10 [ 277.096579][ T8768] ? read_word_at_a_time+0xe/0x20 [ 277.098270][ T8768] gfs2_fill_super+0x1352/0x2bf0 [ 277.099950][ T8768] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.101728][ T8768] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.103539][ T8768] ? set_blocksize+0x2b1/0x350 [ 277.105170][ T8768] ? sb_set_blocksize+0xf6/0x120 [ 277.106837][ T8768] ? setup_bdev_super+0x392/0x720 [ 277.108081][ T8762] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 277.108539][ T8768] get_tree_bdev+0x36f/0x610 [ 277.111537][ T8762] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 277.112968][ T8768] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.112982][ T8768] ? __pfx_get_tree_bdev+0x10/0x10 [ 277.112996][ T8768] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 277.115489][ T8762] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 277.117205][ T8768] ? cap_capable+0x1cf/0x240 [ 277.117224][ T8768] gfs2_get_tree+0x4e/0x280 [ 277.117239][ T8768] vfs_get_tree+0x8f/0x380 [ 277.118988][ T8762] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 277.120836][ T8768] path_mount+0x14e6/0x1f20 [ 277.120857][ T8768] ? kmem_cache_free+0x12e/0x380 [ 277.120868][ T8768] ? __pfx_path_mount+0x10/0x10 [ 277.120881][ T8768] ? putname+0x12e/0x170 [ 277.120891][ T8768] __x64_sys_mount+0x297/0x320 [ 277.120909][ T8768] ? __pfx___x64_sys_mount+0x10/0x10 [ 277.120924][ T8768] do_syscall_64+0xcf/0x260 [ 277.120935][ T8768] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.120952][ T8768] RIP: 0033:0x7fb72827f5aa [ 277.127657][ T8762] gfs2: fsid=syz:syz.0: File system withdrawn [ 277.128487][ T8768] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.153775][ T8768] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 277.156300][ T8771] loop2: detected capacity change from 0 to 32768 [ 277.156576][ T8768] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 277.161456][ T8768] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 277.164143][ T8768] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 277.166835][ T8768] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 277.169519][ T8768] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 277.172209][ T8768] </TASK> [ 277.173561][ T8762] CPU: 2 PID: 8762 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.174379][ T8768] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 277.177077][ T8762] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.177087][ T8762] Call Trace: [ 277.177092][ T8762] <TASK> [ 277.177096][ T8762] dump_stack_lvl+0x16c/0x1f0 [ 277.181801][ T8768] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 277.185079][ T8762] gfs2_withdraw+0xab8/0x1290 [ 277.185100][ T8762] ? __pfx_gfs2_withdraw+0x10/0x10 [ 277.185116][ T8762] gfs2_dirent_scan+0x2fc/0x3c0 [ 277.191389][ T8771] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 277.192532][ T8762] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 277.200671][ T8762] gfs2_dir_read+0x36a/0x14d0 [ 277.202259][ T8762] ? inode_go_held+0x151/0x210 [ 277.203879][ T8762] ? __pfx_inode_go_held+0x10/0x10 [ 277.205591][ T8762] ? gfs2_instantiate+0x1eb/0x250 [ 277.207270][ T8762] ? gfs2_glock_wait+0x1e0/0x330 [ 277.208931][ T8762] ? __pfx_gfs2_dir_read+0x10/0x10 [ 277.210653][ T8762] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 277.212295][ T8762] ? do_raw_spin_unlock+0x172/0x230 [ 277.214073][ T8762] gfs2_readdir+0x13d/0x1d0 [ 277.215602][ T8762] ? __pfx_gfs2_readdir+0x10/0x10 [ 277.217295][ T8762] ? iterate_dir+0x292/0x9e0 [ 277.218847][ T8762] ? selinux_file_permission+0x125/0x590 [ 277.220724][ T8762] iterate_dir+0x292/0x9e0 [ 277.222197][ T8762] __x64_sys_getdents64+0x14f/0x2e0 [ 277.223948][ T8762] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 277.225850][ T8762] ? __pfx_filldir64+0x10/0x10 [ 277.227461][ T8762] do_syscall_64+0xcf/0x260 [ 277.228997][ T8762] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.230995][ T8762] RIP: 0033:0x7f0085c7dea9 [ 277.232497][ T8762] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.239944][ T8762] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 277.243291][ T8762] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 277.246618][ T8762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 277.249927][ T8762] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 277.253095][ T8762] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 277.255962][ T8762] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 277.258590][ T8762] </TASK> [ 277.259648][ T8771] CPU: 0 PID: 8771 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.263163][ T8771] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.266549][ T8771] Call Trace: [ 277.267687][ T8771] <TASK> [ 277.268708][ T8771] dump_stack_lvl+0x16c/0x1f0 [ 277.270330][ T8771] sysfs_warn_dup+0x7f/0xa0 [ 277.271898][ T8771] sysfs_create_dir_ns+0x24d/0x2b0 [ 277.273643][ T8771] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 277.275539][ T8771] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.277359][ T8771] ? do_raw_spin_unlock+0x172/0x230 [ 277.279113][ T8771] kobject_add_internal+0x2c8/0x990 [ 277.280892][ T8771] kobject_init_and_add+0x11c/0x190 [ 277.282659][ T8771] ? __pfx_kobject_init_and_add+0x10/0x10 [ 277.284583][ T8771] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.286512][ T8771] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.288357][ T8771] gfs2_sys_fs_add+0x207/0x470 [ 277.289986][ T8771] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 277.291770][ T8771] ? __pfx_alloc_workqueue+0x10/0x10 [ 277.293560][ T8771] ? read_word_at_a_time+0xe/0x20 [ 277.295256][ T8771] gfs2_fill_super+0x1352/0x2bf0 [ 277.296939][ T8771] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.298714][ T8771] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.300526][ T8771] ? set_blocksize+0x2b1/0x350 [ 277.302143][ T8771] ? sb_set_blocksize+0xf6/0x120 [ 277.303830][ T8771] ? setup_bdev_super+0x392/0x720 [ 277.305525][ T8771] get_tree_bdev+0x36f/0x610 [ 277.307123][ T8771] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.308923][ T8771] ? __pfx_get_tree_bdev+0x10/0x10 [ 277.311076][ T8771] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 277.313428][ T8771] ? cap_capable+0x1cf/0x240 [ 277.315371][ T8771] gfs2_get_tree+0x4e/0x280 [ 277.317278][ T8771] vfs_get_tree+0x8f/0x380 [ 277.319156][ T8771] path_mount+0x14e6/0x1f20 [ 277.321068][ T8771] ? kmem_cache_free+0x12e/0x380 [ 277.323128][ T8771] ? __pfx_path_mount+0x10/0x10 [ 277.325166][ T8771] ? putname+0x12e/0x170 [ 277.326940][ T8771] __x64_sys_mount+0x297/0x320 [ 277.328959][ T8771] ? __pfx___x64_sys_mount+0x10/0x10 [ 277.331173][ T8771] do_syscall_64+0xcf/0x260 [ 277.333083][ T8771] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.335557][ T8771] RIP: 0033:0x7f9efaa7f5aa [ 277.337445][ T8771] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.344596][ T8771] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 277.348086][ T8771] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 277.350776][ T8771] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 277.354073][ T8771] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 277.357381][ T8771] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 277.360689][ T8771] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 277.363999][ T8771] </TASK> [ 277.366904][ T8771] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 277.371627][ T8771] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 277.557511][ T8777] loop1: detected capacity change from 0 to 32768 [ 277.561927][ T8777] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 277.564747][ T8777] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 277.569149][ T8777] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 277.582394][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 277.585692][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 277.615796][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 277.619091][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 277.621597][ T8777] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 277.626605][ T8777] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 277.629102][ T8777] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 277.629102][ T8777] inode = 12 2341 [ 277.629102][ T8777] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 277.634784][ T8777] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 277.637433][ T8777] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8777 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 277.640564][ T8777] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 277.643024][ T8777] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 277.645201][ T8777] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 277.647734][ T8777] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 277.650244][ T8777] gfs2: fsid=syz:syz.0: File system withdrawn [ 277.652056][ T8777] CPU: 2 PID: 8777 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.655038][ T8777] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.657984][ T8777] Call Trace: [ 277.658982][ T8777] <TASK> [ 277.659887][ T8777] dump_stack_lvl+0x16c/0x1f0 [ 277.661292][ T8777] gfs2_withdraw+0xab8/0x1290 [ 277.662675][ T8777] ? __pfx_gfs2_withdraw+0x10/0x10 [ 277.664208][ T8777] gfs2_dirent_scan+0x2fc/0x3c0 [ 277.665662][ T8777] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 277.667302][ T8777] gfs2_dir_read+0x36a/0x14d0 [ 277.668716][ T8777] ? inode_go_held+0x151/0x210 [ 277.670177][ T8777] ? __pfx_inode_go_held+0x10/0x10 [ 277.671682][ T8777] ? gfs2_instantiate+0x1eb/0x250 [ 277.673203][ T8777] ? gfs2_glock_wait+0x1e0/0x330 [ 277.674700][ T8777] ? __pfx_gfs2_dir_read+0x10/0x10 [ 277.675001][ T8779] loop3: detected capacity change from 0 to 32768 [ 277.676205][ T8777] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 277.676223][ T8777] ? do_raw_spin_unlock+0x172/0x230 [ 277.676235][ T8777] gfs2_readdir+0x13d/0x1d0 [ 277.676253][ T8777] ? __pfx_gfs2_readdir+0x10/0x10 [ 277.684797][ T8777] ? iterate_dir+0x292/0x9e0 [ 277.686161][ T8777] ? selinux_file_permission+0x125/0x590 [ 277.687902][ T8777] iterate_dir+0x292/0x9e0 [ 277.689231][ T8777] __x64_sys_getdents64+0x14f/0x2e0 [ 277.690786][ T8777] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 277.692479][ T8777] ? __pfx_filldir64+0x10/0x10 [ 277.693902][ T8777] do_syscall_64+0xcf/0x260 [ 277.695325][ T8777] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.695712][ T8779] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 277.697058][ T8777] RIP: 0033:0x7fbb4807dea9 [ 277.697072][ T8777] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.697082][ T8777] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 277.697093][ T8777] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 277.697100][ T8777] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 277.714133][ T8777] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 277.716475][ T8777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 277.718793][ T8777] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 277.721092][ T8777] </TASK> [ 277.722004][ T8779] CPU: 0 PID: 8779 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.726378][ T8779] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.730598][ T8779] Call Trace: [ 277.732024][ T8779] <TASK> [ 277.733286][ T8779] dump_stack_lvl+0x16c/0x1f0 [ 277.735276][ T8779] sysfs_warn_dup+0x7f/0xa0 [ 277.737203][ T8779] sysfs_create_dir_ns+0x24d/0x2b0 [ 277.739344][ T8779] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 277.741706][ T8779] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.743976][ T8779] ? do_raw_spin_unlock+0x172/0x230 [ 277.746142][ T8779] kobject_add_internal+0x2c8/0x990 [ 277.748235][ T8779] kobject_init_and_add+0x11c/0x190 [ 277.750427][ T8779] ? __pfx_kobject_init_and_add+0x10/0x10 [ 277.752502][ T8781] loop2: detected capacity change from 0 to 32768 [ 277.752816][ T8779] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.757158][ T8779] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.759455][ T8779] gfs2_sys_fs_add+0x207/0x470 [ 277.761487][ T8779] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 277.763605][ T8779] ? __pfx_alloc_workqueue+0x10/0x10 [ 277.765747][ T8779] ? read_word_at_a_time+0xe/0x20 [ 277.767766][ T8779] gfs2_fill_super+0x1352/0x2bf0 [ 277.769784][ T8779] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.771924][ T8779] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.774065][ T8779] ? set_blocksize+0x2b1/0x350 [ 277.775983][ T8779] ? sb_set_blocksize+0xf6/0x120 [ 277.778092][ T8779] ? setup_bdev_super+0x392/0x720 [ 277.780196][ T8779] get_tree_bdev+0x36f/0x610 [ 277.782144][ T8779] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.784348][ T8779] ? __pfx_get_tree_bdev+0x10/0x10 [ 277.786496][ T8779] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 277.788851][ T8779] ? cap_capable+0x1cf/0x240 [ 277.790834][ T8779] gfs2_get_tree+0x4e/0x280 [ 277.792795][ T8779] vfs_get_tree+0x8f/0x380 [ 277.794706][ T8779] path_mount+0x14e6/0x1f20 [ 277.796569][ T8779] ? kmem_cache_free+0x12e/0x380 [ 277.798663][ T8779] ? __pfx_path_mount+0x10/0x10 [ 277.800725][ T8779] ? putname+0x12e/0x170 [ 277.802500][ T8779] __x64_sys_mount+0x297/0x320 [ 277.804523][ T8779] ? __pfx___x64_sys_mount+0x10/0x10 [ 277.806740][ T8779] do_syscall_64+0xcf/0x260 [ 277.808678][ T8779] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.811174][ T8779] RIP: 0033:0x7fb72827f5aa [ 277.813049][ T8779] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.820898][ T8779] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 277.824396][ T8779] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 277.827596][ T8779] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 277.830771][ T8779] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 277.834068][ T8779] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 277.837394][ T8779] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 277.838684][ T8783] loop0: detected capacity change from 0 to 32768 [ 277.840710][ T8779] </TASK> [ 277.841733][ T8779] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 277.842860][ T8781] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 277.843834][ T8779] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 277.849796][ T8781] CPU: 3 PID: 8781 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.857963][ T8781] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.860112][ T8783] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 277.862364][ T8781] Call Trace: [ 277.866849][ T8781] <TASK> [ 277.868203][ T8781] dump_stack_lvl+0x16c/0x1f0 [ 277.870212][ T8781] sysfs_warn_dup+0x7f/0xa0 [ 277.872101][ T8781] sysfs_create_dir_ns+0x24d/0x2b0 [ 277.874249][ T8781] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 277.876695][ T8781] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.879069][ T8781] ? do_raw_spin_unlock+0x172/0x230 [ 277.881384][ T8781] kobject_add_internal+0x2c8/0x990 [ 277.883692][ T8781] kobject_init_and_add+0x11c/0x190 [ 277.885974][ T8781] ? __pfx_kobject_init_and_add+0x10/0x10 [ 277.888450][ T8781] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.890844][ T8781] ? lockdep_init_map_type+0x16d/0x7d0 [ 277.893213][ T8781] gfs2_sys_fs_add+0x207/0x470 [ 277.895242][ T8781] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 277.897515][ T8781] ? __pfx_alloc_workqueue+0x10/0x10 [ 277.899822][ T8781] ? read_word_at_a_time+0xe/0x20 [ 277.902000][ T8781] gfs2_fill_super+0x1352/0x2bf0 [ 277.904202][ T8781] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.906531][ T8781] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 277.908948][ T8781] ? set_blocksize+0x2b1/0x350 [ 277.911040][ T8781] ? sb_set_blocksize+0xf6/0x120 [ 277.913224][ T8781] ? setup_bdev_super+0x392/0x720 [ 277.915446][ T8781] get_tree_bdev+0x36f/0x610 [ 277.917481][ T8781] ? __pfx_gfs2_fill_super+0x10/0x10 [ 277.919794][ T8781] ? __pfx_get_tree_bdev+0x10/0x10 [ 277.922074][ T8781] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 277.924510][ T8781] ? cap_capable+0x1cf/0x240 [ 277.926588][ T8781] gfs2_get_tree+0x4e/0x280 [ 277.928660][ T8781] vfs_get_tree+0x8f/0x380 [ 277.930693][ T8781] path_mount+0x14e6/0x1f20 [ 277.932760][ T8781] ? kmem_cache_free+0x12e/0x380 [ 277.934919][ T8781] ? __pfx_path_mount+0x10/0x10 [ 277.937060][ T8781] ? putname+0x12e/0x170 [ 277.938924][ T8781] __x64_sys_mount+0x297/0x320 [ 277.941032][ T8781] ? __pfx___x64_sys_mount+0x10/0x10 [ 277.943322][ T8781] do_syscall_64+0xcf/0x260 [ 277.945300][ T8781] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 277.947902][ T8781] RIP: 0033:0x7f9efaa7f5aa [ 277.949828][ T8781] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 277.957367][ T8781] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 277.961051][ T8781] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 277.964511][ T8781] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 277.967908][ T8781] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 277.971330][ T8781] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 277.974736][ T8781] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 277.978136][ T8781] </TASK> [ 277.979635][ T8783] CPU: 0 PID: 8783 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 277.983098][ T8783] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 277.986440][ T8783] Call Trace: [ 277.987309][ T8781] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 277.987578][ T8783] <TASK> [ 277.987585][ T8783] dump_stack_lvl+0x16c/0x1f0 [ 277.992860][ T8781] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 277.993886][ T8783] sysfs_warn_dup+0x7f/0xa0 [ 277.999079][ T8783] sysfs_create_dir_ns+0x24d/0x2b0 [ 278.000777][ T8783] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 278.002719][ T8783] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.004982][ T8783] ? do_raw_spin_unlock+0x172/0x230 [ 278.006729][ T8783] kobject_add_internal+0x2c8/0x990 [ 278.008496][ T8783] kobject_init_and_add+0x11c/0x190 [ 278.010259][ T8783] ? __pfx_kobject_init_and_add+0x10/0x10 [ 278.012228][ T8783] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.014068][ T8783] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.015938][ T8783] gfs2_sys_fs_add+0x207/0x470 [ 278.017780][ T8783] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 278.019876][ T8783] ? __pfx_alloc_workqueue+0x10/0x10 [ 278.021651][ T8783] ? read_word_at_a_time+0xe/0x20 [ 278.023346][ T8783] gfs2_fill_super+0x1352/0x2bf0 [ 278.025081][ T8783] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.026846][ T8783] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.028664][ T8783] ? set_blocksize+0x2b1/0x350 [ 278.030258][ T8783] ? sb_set_blocksize+0xf6/0x120 [ 278.031931][ T8783] ? setup_bdev_super+0x392/0x720 [ 278.033660][ T8783] get_tree_bdev+0x36f/0x610 [ 278.035227][ T8783] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.037005][ T8783] ? __pfx_get_tree_bdev+0x10/0x10 [ 278.038716][ T8783] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 278.040596][ T8783] ? cap_capable+0x1cf/0x240 [ 278.042151][ T8783] gfs2_get_tree+0x4e/0x280 [ 278.043680][ T8783] vfs_get_tree+0x8f/0x380 [ 278.045193][ T8783] path_mount+0x14e6/0x1f20 [ 278.046720][ T8783] ? kmem_cache_free+0x12e/0x380 [ 278.048388][ T8783] ? __pfx_path_mount+0x10/0x10 [ 278.050028][ T8783] ? putname+0x12e/0x170 [ 278.051447][ T8783] __x64_sys_mount+0x297/0x320 [ 278.053069][ T8783] ? __pfx___x64_sys_mount+0x10/0x10 [ 278.054837][ T8783] do_syscall_64+0xcf/0x260 [ 278.056365][ T8783] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 278.058331][ T8783] RIP: 0033:0x7f0085c7f5aa [ 278.059830][ T8783] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 278.066678][ T8783] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 278.070157][ T8783] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 278.073446][ T8783] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 278.076704][ T8783] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 278.079994][ T8783] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 278.083276][ T8783] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 278.086546][ T8783] </TASK> [ 278.089756][ T8783] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 278.095431][ T8783] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 278.367289][ T8790] loop1: detected capacity change from 0 to 32768 [ 278.384565][ T8790] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 278.387411][ T8790] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 278.403818][ T8790] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 278.407206][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 278.409661][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 278.433839][ T8794] loop3: detected capacity change from 0 to 32768 [ 278.434753][ T8796] loop0: detected capacity change from 0 to 32768 [ 278.445505][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms [ 278.448288][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 278.450797][ T8796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 278.450842][ T8790] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 278.453517][ T8796] CPU: 2 PID: 8796 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 278.453533][ T8796] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 278.453539][ T8796] Call Trace: [ 278.453544][ T8796] <TASK> [ 278.453549][ T8796] dump_stack_lvl+0x16c/0x1f0 [ 278.453567][ T8796] sysfs_warn_dup+0x7f/0xa0 [ 278.467456][ T8790] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 278.467469][ T8790] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 278.467469][ T8790] inode = 12 2341 [ 278.467469][ T8790] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 278.469029][ T8796] sysfs_create_dir_ns+0x24d/0x2b0 [ 278.469052][ T8796] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 278.469067][ T8796] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.469078][ T8796] ? do_raw_spin_unlock+0x172/0x230 [ 278.469089][ T8796] kobject_add_internal+0x2c8/0x990 [ 278.469116][ T8796] kobject_init_and_add+0x11c/0x190 [ 278.469134][ T8796] ? __pfx_kobject_init_and_add+0x10/0x10 [ 278.469147][ T8796] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.469162][ T8796] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.469182][ T8796] gfs2_sys_fs_add+0x207/0x470 [ 278.469197][ T8796] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 278.469210][ T8796] ? __pfx_alloc_workqueue+0x10/0x10 [ 278.469226][ T8796] ? read_word_at_a_time+0xe/0x20 [ 278.469236][ T8796] gfs2_fill_super+0x1352/0x2bf0 [ 278.469251][ T8796] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.469268][ T8796] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.469284][ T8796] ? set_blocksize+0x2b1/0x350 [ 278.469305][ T8796] ? sb_set_blocksize+0xf6/0x120 [ 278.469322][ T8796] ? setup_bdev_super+0x392/0x720 [ 278.469335][ T8796] get_tree_bdev+0x36f/0x610 [ 278.469349][ T8796] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.469359][ T8796] ? __pfx_get_tree_bdev+0x10/0x10 [ 278.472524][ T8790] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 278.477476][ T8794] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 278.478274][ T8796] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 278.478666][ T8792] loop2: detected capacity change from 0 to 32768 [ 278.480123][ T8790] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8790 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 278.481944][ T8796] ? cap_capable+0x1cf/0x240 [ 278.483831][ T8790] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 278.485746][ T8796] gfs2_get_tree+0x4e/0x280 [ 278.487528][ T8790] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 278.487539][ T8790] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 278.489795][ T8796] vfs_get_tree+0x8f/0x380 [ 278.489846][ T8796] path_mount+0x14e6/0x1f20 [ 278.491948][ T8792] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 278.493798][ T8796] ? kmem_cache_free+0x12e/0x380 [ 278.499744][ T8790] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 278.500904][ T8796] ? __pfx_path_mount+0x10/0x10 [ 278.502741][ T8790] gfs2: fsid=syz:syz.0: File system withdrawn [ 278.504334][ T8796] ? putname+0x12e/0x170 [ 278.560851][ T8796] __x64_sys_mount+0x297/0x320 [ 278.562713][ T8796] ? __pfx___x64_sys_mount+0x10/0x10 [ 278.564990][ T8796] do_syscall_64+0xcf/0x260 [ 278.566922][ T8796] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 278.568956][ T8796] RIP: 0033:0x7f0085c7f5aa [ 278.570454][ T8796] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 278.577255][ T8796] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 278.580839][ T8796] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 278.584278][ T8796] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 278.587589][ T8796] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 278.590916][ T8796] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 278.594285][ T8796] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 278.597768][ T8796] </TASK> [ 278.599135][ T8794] CPU: 1 PID: 8794 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 278.602846][ T8794] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 278.605035][ T8796] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 278.606243][ T8794] Call Trace: [ 278.606253][ T8794] <TASK> [ 278.614344][ T8794] dump_stack_lvl+0x16c/0x1f0 [ 278.615941][ T8794] sysfs_warn_dup+0x7f/0xa0 [ 278.617497][ T8794] sysfs_create_dir_ns+0x24d/0x2b0 [ 278.619241][ T8794] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 278.621158][ T8794] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.622984][ T8794] ? do_raw_spin_unlock+0x172/0x230 [ 278.624766][ T8794] kobject_add_internal+0x2c8/0x990 [ 278.626552][ T8794] kobject_init_and_add+0x11c/0x190 [ 278.628342][ T8794] ? __pfx_kobject_init_and_add+0x10/0x10 [ 278.629946][ T8796] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 278.630272][ T8794] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.634915][ T8794] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.636787][ T8794] gfs2_sys_fs_add+0x207/0x470 [ 278.638427][ T8794] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 278.640232][ T8794] ? __pfx_alloc_workqueue+0x10/0x10 [ 278.642036][ T8794] ? read_word_at_a_time+0xe/0x20 [ 278.643741][ T8794] gfs2_fill_super+0x1352/0x2bf0 [ 278.645391][ T8794] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.647182][ T8794] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.648997][ T8794] ? set_blocksize+0x2b1/0x350 [ 278.650596][ T8794] ? sb_set_blocksize+0xf6/0x120 [ 278.652251][ T8794] ? setup_bdev_super+0x392/0x720 [ 278.653962][ T8794] get_tree_bdev+0x36f/0x610 [ 278.655543][ T8794] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.657351][ T8794] ? __pfx_get_tree_bdev+0x10/0x10 [ 278.659095][ T8794] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 278.661028][ T8794] ? cap_capable+0x1cf/0x240 [ 278.662605][ T8794] gfs2_get_tree+0x4e/0x280 [ 278.664128][ T8794] vfs_get_tree+0x8f/0x380 [ 278.665677][ T8794] path_mount+0x14e6/0x1f20 [ 278.667214][ T8794] ? kmem_cache_free+0x12e/0x380 [ 278.669082][ T8794] ? __pfx_path_mount+0x10/0x10 [ 278.670766][ T8794] ? putname+0x12e/0x170 [ 278.672227][ T8794] __x64_sys_mount+0x297/0x320 [ 278.673865][ T8794] ? __pfx___x64_sys_mount+0x10/0x10 [ 278.675768][ T8794] do_syscall_64+0xcf/0x260 [ 278.677397][ T8794] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 278.679415][ T8794] RIP: 0033:0x7fb72827f5aa [ 278.680947][ T8794] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 278.687515][ T8794] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 278.690208][ T8794] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 278.692664][ T8794] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 278.695353][ T8794] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 278.698082][ T8794] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 278.700777][ T8794] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 278.703451][ T8794] </TASK> [ 278.704529][ T8790] CPU: 0 PID: 8790 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 278.707428][ T8794] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 278.708043][ T8790] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 278.712787][ T8794] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 278.716538][ T8790] Call Trace: [ 278.719957][ T8790] <TASK> [ 278.720961][ T8790] dump_stack_lvl+0x16c/0x1f0 [ 278.722561][ T8790] gfs2_withdraw+0xab8/0x1290 [ 278.724210][ T8790] ? __pfx_gfs2_withdraw+0x10/0x10 [ 278.725963][ T8790] gfs2_dirent_scan+0x2fc/0x3c0 [ 278.727660][ T8790] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 278.729500][ T8790] gfs2_dir_read+0x36a/0x14d0 [ 278.731112][ T8790] ? inode_go_held+0x151/0x210 [ 278.732752][ T8790] ? __pfx_inode_go_held+0x10/0x10 [ 278.734543][ T8790] ? gfs2_instantiate+0x1eb/0x250 [ 278.736297][ T8790] ? gfs2_glock_wait+0x1e0/0x330 [ 278.737968][ T8790] ? __pfx_gfs2_dir_read+0x10/0x10 [ 278.739724][ T8790] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 278.741379][ T8790] ? do_raw_spin_unlock+0x172/0x230 [ 278.743135][ T8790] gfs2_readdir+0x13d/0x1d0 [ 278.744711][ T8790] ? __pfx_gfs2_readdir+0x10/0x10 [ 278.746413][ T8790] ? iterate_dir+0x292/0x9e0 [ 278.748020][ T8790] ? selinux_file_permission+0x125/0x590 [ 278.749917][ T8790] iterate_dir+0x292/0x9e0 [ 278.751453][ T8790] __x64_sys_getdents64+0x14f/0x2e0 [ 278.753227][ T8790] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 278.755171][ T8790] ? __pfx_filldir64+0x10/0x10 [ 278.756838][ T8790] do_syscall_64+0xcf/0x260 [ 278.758381][ T8790] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 278.760391][ T8790] RIP: 0033:0x7fbb4807dea9 [ 278.761896][ T8790] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 278.768352][ T8790] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 278.771178][ T8790] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 278.773876][ T8790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 278.776572][ T8790] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 278.779219][ T8790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 278.781887][ T8790] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 278.784549][ T8790] </TASK> [ 278.785982][ T8792] CPU: 2 PID: 8792 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 278.789493][ T8792] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 278.792871][ T8792] Call Trace: [ 278.793989][ T8792] <TASK> [ 278.794965][ T8792] dump_stack_lvl+0x16c/0x1f0 [ 278.796547][ T8792] sysfs_warn_dup+0x7f/0xa0 [ 278.798069][ T8792] sysfs_create_dir_ns+0x24d/0x2b0 [ 278.799830][ T8792] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 278.801753][ T8792] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.803565][ T8792] ? do_raw_spin_unlock+0x172/0x230 [ 278.805323][ T8792] kobject_add_internal+0x2c8/0x990 [ 278.807097][ T8792] kobject_init_and_add+0x11c/0x190 [ 278.808883][ T8792] ? __pfx_kobject_init_and_add+0x10/0x10 [ 278.810832][ T8792] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.812697][ T8792] ? lockdep_init_map_type+0x16d/0x7d0 [ 278.814524][ T8792] gfs2_sys_fs_add+0x207/0x470 [ 278.816165][ T8792] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 278.817961][ T8792] ? __pfx_alloc_workqueue+0x10/0x10 [ 278.819766][ T8792] ? read_word_at_a_time+0xe/0x20 [ 278.821493][ T8792] gfs2_fill_super+0x1352/0x2bf0 [ 278.823186][ T8792] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.824999][ T8792] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 278.826843][ T8792] ? set_blocksize+0x2b1/0x350 [ 278.828516][ T8792] ? sb_set_blocksize+0xf6/0x120 [ 278.830208][ T8792] ? setup_bdev_super+0x392/0x720 [ 278.831903][ T8792] get_tree_bdev+0x36f/0x610 [ 278.833493][ T8792] ? __pfx_gfs2_fill_super+0x10/0x10 [ 278.835291][ T8792] ? __pfx_get_tree_bdev+0x10/0x10 [ 278.837053][ T8792] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 278.838974][ T8792] ? cap_capable+0x1cf/0x240 [ 278.840578][ T8792] gfs2_get_tree+0x4e/0x280 [ 278.842142][ T8792] vfs_get_tree+0x8f/0x380 [ 278.843685][ T8792] path_mount+0x14e6/0x1f20 [ 278.845255][ T8792] ? kmem_cache_free+0x12e/0x380 [ 278.846945][ T8792] ? __pfx_path_mount+0x10/0x10 [ 278.848621][ T8792] ? putname+0x12e/0x170 [ 278.850076][ T8792] __x64_sys_mount+0x297/0x320 [ 278.851722][ T8792] ? __pfx___x64_sys_mount+0x10/0x10 [ 278.853562][ T8792] do_syscall_64+0xcf/0x260 [ 278.855122][ T8792] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 278.857162][ T8792] RIP: 0033:0x7f9efaa7f5aa [ 278.858697][ T8792] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 278.865272][ T8792] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 278.868106][ T8792] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 278.870760][ T8792] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 278.873428][ T8792] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 278.876088][ T8792] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 278.878757][ T8792] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 278.881445][ T8792] </TASK> [ 278.882934][ T8792] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 278.887524][ T8792] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 279.167189][ T8805] loop2: detected capacity change from 0 to 32768 [ 279.171508][ T8803] loop0: detected capacity change from 0 to 32768 [ 279.175745][ T8803] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 279.178916][ T8803] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 279.179970][ T8805] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 279.183737][ T8805] CPU: 2 PID: 8805 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 279.187180][ T8805] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 279.190562][ T8805] Call Trace: [ 279.191698][ T8805] <TASK> [ 279.192721][ T8805] dump_stack_lvl+0x16c/0x1f0 [ 279.194318][ T8805] sysfs_warn_dup+0x7f/0xa0 [ 279.195849][ T8805] sysfs_create_dir_ns+0x24d/0x2b0 [ 279.197583][ T8805] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 279.199474][ T8805] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.201299][ T8805] ? do_raw_spin_unlock+0x172/0x230 [ 279.203064][ T8805] kobject_add_internal+0x2c8/0x990 [ 279.204834][ T8805] kobject_init_and_add+0x11c/0x190 [ 279.206583][ T8805] ? __pfx_kobject_init_and_add+0x10/0x10 [ 279.208498][ T8805] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.210346][ T8805] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.212190][ T8805] gfs2_sys_fs_add+0x207/0x470 [ 279.213816][ T8805] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 279.214535][ T8809] loop1: detected capacity change from 0 to 32768 [ 279.215589][ T8805] ? __pfx_alloc_workqueue+0x10/0x10 [ 279.215609][ T8805] ? read_word_at_a_time+0xe/0x20 [ 279.215619][ T8805] gfs2_fill_super+0x1352/0x2bf0 [ 279.215632][ T8805] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.224487][ T8807] loop3: detected capacity change from 0 to 32768 [ 279.224766][ T8805] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.228781][ T8805] ? set_blocksize+0x2b1/0x350 [ 279.230421][ T8805] ? sb_set_blocksize+0xf6/0x120 [ 279.232107][ T8805] ? setup_bdev_super+0x392/0x720 [ 279.233918][ T8805] get_tree_bdev+0x36f/0x610 [ 279.235530][ T8805] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.237375][ T8805] ? __pfx_get_tree_bdev+0x10/0x10 [ 279.239134][ T8805] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 279.241052][ T8805] ? cap_capable+0x1cf/0x240 [ 279.242637][ T8805] gfs2_get_tree+0x4e/0x280 [ 279.244211][ T8805] vfs_get_tree+0x8f/0x380 [ 279.245738][ T8805] path_mount+0x14e6/0x1f20 [ 279.247200][ T8805] ? kmem_cache_free+0x12e/0x380 [ 279.248890][ T8805] ? __pfx_path_mount+0x10/0x10 [ 279.250575][ T8805] ? putname+0x12e/0x170 [ 279.252042][ T8805] __x64_sys_mount+0x297/0x320 [ 279.253685][ T8805] ? __pfx___x64_sys_mount+0x10/0x10 [ 279.255494][ T8805] do_syscall_64+0xcf/0x260 [ 279.256658][ T8807] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 279.257055][ T8805] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 279.257075][ T8805] RIP: 0033:0x7f9efaa7f5aa [ 279.257085][ T8805] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 279.259756][ T8809] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 279.261512][ T8805] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 279.261530][ T8805] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 279.261537][ T8805] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 279.261544][ T8805] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 279.282789][ T8805] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 279.285497][ T8805] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 279.288196][ T8805] </TASK> [ 279.289267][ T8809] CPU: 3 PID: 8809 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 279.289646][ T8805] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 279.292713][ T8809] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 279.292724][ T8809] Call Trace: [ 279.292729][ T8809] <TASK> [ 279.292733][ T8809] dump_stack_lvl+0x16c/0x1f0 [ 279.292751][ T8809] sysfs_warn_dup+0x7f/0xa0 [ 279.292767][ T8809] sysfs_create_dir_ns+0x24d/0x2b0 [ 279.292782][ T8809] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 279.297440][ T8805] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 279.301058][ T8809] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.301077][ T8809] ? do_raw_spin_unlock+0x172/0x230 [ 279.301088][ T8809] kobject_add_internal+0x2c8/0x990 [ 279.301105][ T8809] kobject_init_and_add+0x11c/0x190 [ 279.301318][ T8803] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 279.302101][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 279.302111][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 279.325970][ T8809] ? __pfx_kobject_init_and_add+0x10/0x10 [ 279.327759][ T8809] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.329497][ T8809] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.331318][ T8809] gfs2_sys_fs_add+0x207/0x470 [ 279.332685][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 279.332905][ T8809] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 279.335518][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 279.337057][ T8809] ? __pfx_alloc_workqueue+0x10/0x10 [ 279.337082][ T8809] ? read_word_at_a_time+0xe/0x20 [ 279.340687][ T8803] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 279.342274][ T8809] gfs2_fill_super+0x1352/0x2bf0 [ 279.342290][ T8809] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.342299][ T8809] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.350000][ T8809] ? set_blocksize+0x2b1/0x350 [ 279.350663][ T8803] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 279.351597][ T8809] ? sb_set_blocksize+0xf6/0x120 [ 279.351613][ T8809] ? setup_bdev_super+0x392/0x720 [ 279.351626][ T8809] get_tree_bdev+0x36f/0x610 [ 279.354437][ T8803] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 279.354437][ T8803] inode = 12 2341 [ 279.354437][ T8803] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 279.356039][ T8809] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.356053][ T8809] ? __pfx_get_tree_bdev+0x10/0x10 [ 279.356067][ T8809] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 279.357793][ T8803] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 279.359288][ T8809] ? cap_capable+0x1cf/0x240 [ 279.359309][ T8809] gfs2_get_tree+0x4e/0x280 [ 279.359325][ T8809] vfs_get_tree+0x8f/0x380 [ 279.368385][ T8803] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8803 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 279.368844][ T8809] path_mount+0x14e6/0x1f20 [ 279.368865][ T8809] ? kmem_cache_free+0x12e/0x380 [ 279.368876][ T8809] ? __pfx_path_mount+0x10/0x10 [ 279.371060][ T8803] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 279.373684][ T8809] ? putname+0x12e/0x170 [ 279.373700][ T8809] __x64_sys_mount+0x297/0x320 [ 279.373714][ T8809] ? __pfx___x64_sys_mount+0x10/0x10 [ 279.375295][ T8803] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 279.376797][ T8809] do_syscall_64+0xcf/0x260 [ 279.376815][ T8809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 279.378348][ T8803] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 279.381541][ T8809] RIP: 0033:0x7fbb4807f5aa [ 279.381555][ T8809] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 279.381566][ T8809] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 279.381578][ T8809] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 279.381585][ T8809] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 279.381592][ T8809] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 279.381599][ T8809] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 279.381605][ T8809] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 279.381613][ T8809] </TASK> [ 279.381619][ T8807] CPU: 1 PID: 8807 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 279.381635][ T8807] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 279.381641][ T8807] Call Trace: [ 279.381646][ T8807] <TASK> [ 279.381650][ T8807] dump_stack_lvl+0x16c/0x1f0 [ 279.382133][ T8809] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 279.382143][ T8809] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 279.385188][ T8803] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 279.386465][ T8807] sysfs_warn_dup+0x7f/0xa0 [ 279.386486][ T8807] sysfs_create_dir_ns+0x24d/0x2b0 [ 279.391540][ T8803] gfs2: fsid=syz:syz.0: File system withdrawn [ 279.392278][ T8807] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 279.392299][ T8807] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.392310][ T8807] ? do_raw_spin_unlock+0x172/0x230 [ 279.458475][ T8807] kobject_add_internal+0x2c8/0x990 [ 279.460263][ T8807] kobject_init_and_add+0x11c/0x190 [ 279.462025][ T8807] ? __pfx_kobject_init_and_add+0x10/0x10 [ 279.463957][ T8807] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.465804][ T8807] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.467668][ T8807] gfs2_sys_fs_add+0x207/0x470 [ 279.469381][ T8807] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 279.471183][ T8807] ? __pfx_alloc_workqueue+0x10/0x10 [ 279.472986][ T8807] ? read_word_at_a_time+0xe/0x20 [ 279.474690][ T8807] gfs2_fill_super+0x1352/0x2bf0 [ 279.476372][ T8807] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.478149][ T8807] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.479957][ T8807] ? set_blocksize+0x2b1/0x350 [ 279.481560][ T8807] ? sb_set_blocksize+0xf6/0x120 [ 279.483234][ T8807] ? setup_bdev_super+0x392/0x720 [ 279.484943][ T8807] get_tree_bdev+0x36f/0x610 [ 279.486522][ T8807] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.488327][ T8807] ? __pfx_get_tree_bdev+0x10/0x10 [ 279.490070][ T8807] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 279.491955][ T8807] ? cap_capable+0x1cf/0x240 [ 279.493532][ T8807] gfs2_get_tree+0x4e/0x280 [ 279.495086][ T8807] vfs_get_tree+0x8f/0x380 [ 279.496676][ T8807] path_mount+0x14e6/0x1f20 [ 279.498216][ T8807] ? kmem_cache_free+0x12e/0x380 [ 279.499896][ T8807] ? __pfx_path_mount+0x10/0x10 [ 279.501543][ T8807] ? putname+0x12e/0x170 [ 279.502985][ T8807] __x64_sys_mount+0x297/0x320 [ 279.504625][ T8807] ? __pfx___x64_sys_mount+0x10/0x10 [ 279.506410][ T8807] do_syscall_64+0xcf/0x260 [ 279.507969][ T8807] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 279.509978][ T8807] RIP: 0033:0x7fb72827f5aa [ 279.511498][ T8807] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 279.517931][ T8807] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 279.520731][ T8807] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 279.523473][ T8807] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 279.526287][ T8807] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 279.528950][ T8807] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 279.531607][ T8807] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 279.534276][ T8807] </TASK> [ 279.537346][ T8803] CPU: 1 PID: 8803 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 279.540811][ T8803] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 279.541190][ T8807] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 279.544184][ T8803] Call Trace: [ 279.544195][ T8803] <TASK> [ 279.544199][ T8803] dump_stack_lvl+0x16c/0x1f0 [ 279.544218][ T8803] gfs2_withdraw+0xab8/0x1290 [ 279.548814][ T8807] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 279.549917][ T8803] ? __pfx_gfs2_withdraw+0x10/0x10 [ 279.549939][ T8803] gfs2_dirent_scan+0x2fc/0x3c0 [ 279.549954][ T8803] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 279.549970][ T8803] gfs2_dir_read+0x36a/0x14d0 [ 279.549980][ T8803] ? inode_go_held+0x151/0x210 [ 279.549993][ T8803] ? __pfx_inode_go_held+0x10/0x10 [ 279.550006][ T8803] ? gfs2_instantiate+0x1eb/0x250 [ 279.550017][ T8803] ? gfs2_glock_wait+0x1e0/0x330 [ 279.550028][ T8803] ? __pfx_gfs2_dir_read+0x10/0x10 [ 279.571529][ T8803] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 279.573193][ T8803] ? do_raw_spin_unlock+0x172/0x230 [ 279.574946][ T8803] gfs2_readdir+0x13d/0x1d0 [ 279.576494][ T8803] ? __pfx_gfs2_readdir+0x10/0x10 [ 279.578198][ T8803] ? iterate_dir+0x292/0x9e0 [ 279.579763][ T8803] ? selinux_file_permission+0x125/0x590 [ 279.581662][ T8803] iterate_dir+0x292/0x9e0 [ 279.583174][ T8803] __x64_sys_getdents64+0x14f/0x2e0 [ 279.584934][ T8803] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 279.586832][ T8803] ? __pfx_filldir64+0x10/0x10 [ 279.588458][ T8803] do_syscall_64+0xcf/0x260 [ 279.589998][ T8803] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 279.591992][ T8803] RIP: 0033:0x7f0085c7dea9 [ 279.593497][ T8803] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 279.599999][ T8803] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 279.602813][ T8803] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 279.605443][ T8803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 279.608057][ T8803] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 279.610670][ T8803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 279.613318][ T8803] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 279.615884][ T8803] </TASK> [ 279.888861][ T8818] loop3: detected capacity change from 0 to 32768 [ 279.898355][ T8816] loop2: detected capacity change from 0 to 32768 [ 279.900679][ T8818] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 279.900690][ T8818] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 279.904319][ T8820] loop1: detected capacity change from 0 to 32768 [ 279.910923][ T8816] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 279.911201][ T8820] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 279.913509][ T8816] CPU: 0 PID: 8816 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 279.918602][ T8818] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 279.919378][ T8816] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 279.922629][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 279.925319][ T8816] Call Trace: [ 279.925327][ T8816] <TASK> [ 279.927556][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 279.928737][ T8816] dump_stack_lvl+0x16c/0x1f0 [ 279.933667][ T8816] sysfs_warn_dup+0x7f/0xa0 [ 279.935226][ T8816] sysfs_create_dir_ns+0x24d/0x2b0 [ 279.937000][ T8816] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 279.938963][ T8816] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.940775][ T8816] ? do_raw_spin_unlock+0x172/0x230 [ 279.942575][ T8816] kobject_add_internal+0x2c8/0x990 [ 279.944349][ T8816] kobject_init_and_add+0x11c/0x190 [ 279.946100][ T8816] ? __pfx_kobject_init_and_add+0x10/0x10 [ 279.948085][ T8816] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.949975][ T8816] ? lockdep_init_map_type+0x16d/0x7d0 [ 279.951870][ T8816] gfs2_sys_fs_add+0x207/0x470 [ 279.953590][ T8816] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 279.955383][ T8816] ? __pfx_alloc_workqueue+0x10/0x10 [ 279.957232][ T8816] ? read_word_at_a_time+0xe/0x20 [ 279.958937][ T8816] gfs2_fill_super+0x1352/0x2bf0 [ 279.960655][ T8816] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.962454][ T8816] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 279.964332][ T8816] ? set_blocksize+0x2b1/0x350 [ 279.965999][ T8816] ? sb_set_blocksize+0xf6/0x120 [ 279.967719][ T8816] ? setup_bdev_super+0x392/0x720 [ 279.969434][ T8816] get_tree_bdev+0x36f/0x610 [ 279.971025][ T8816] ? __pfx_gfs2_fill_super+0x10/0x10 [ 279.972802][ T8816] ? __pfx_get_tree_bdev+0x10/0x10 [ 279.974522][ T8816] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 279.976442][ T8816] ? cap_capable+0x1cf/0x240 [ 279.977984][ T8816] gfs2_get_tree+0x4e/0x280 [ 279.979516][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 51ms [ 279.979568][ T8816] vfs_get_tree+0x8f/0x380 [ 279.982730][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 279.983608][ T8816] path_mount+0x14e6/0x1f20 [ 279.985446][ T8818] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 279.986917][ T8816] ? kmem_cache_free+0x12e/0x380 [ 279.991118][ T8816] ? __pfx_path_mount+0x10/0x10 [ 279.992791][ T8816] ? putname+0x12e/0x170 [ 279.993037][ T8818] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 279.994265][ T8816] __x64_sys_mount+0x297/0x320 [ 279.997073][ T8818] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 279.997073][ T8818] inode = 12 2341 [ 279.997073][ T8818] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 279.998684][ T8816] ? __pfx___x64_sys_mount+0x10/0x10 [ 280.005793][ T8818] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 280.006632][ T8816] do_syscall_64+0xcf/0x260 [ 280.010238][ T8818] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8818 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 280.011410][ T8816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.014653][ T8818] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 280.016675][ T8816] RIP: 0033:0x7f9efaa7f5aa [ 280.019447][ T8818] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 280.020982][ T8816] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.020996][ T8816] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 280.021008][ T8816] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 280.021016][ T8816] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 280.021023][ T8816] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 280.021030][ T8816] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 280.023793][ T8818] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 280.026430][ T8822] loop0: detected capacity change from 0 to 32768 [ 280.030099][ T8816] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 280.030113][ T8816] </TASK> [ 280.030118][ T8820] CPU: 1 PID: 8820 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.030134][ T8820] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.030140][ T8820] Call Trace: [ 280.031641][ T8816] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 280.031651][ T8816] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 280.036002][ T8818] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 280.038170][ T8820] <TASK> [ 280.038177][ T8820] dump_stack_lvl+0x16c/0x1f0 [ 280.042863][ T8818] gfs2: fsid=syz:syz.0: File system withdrawn [ 280.043924][ T8820] sysfs_warn_dup+0x7f/0xa0 [ 280.043947][ T8820] sysfs_create_dir_ns+0x24d/0x2b0 [ 280.077398][ T8820] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 280.079280][ T8820] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.081083][ T8820] ? do_raw_spin_unlock+0x172/0x230 [ 280.082819][ T8820] kobject_add_internal+0x2c8/0x990 [ 280.084587][ T8820] kobject_init_and_add+0x11c/0x190 [ 280.086376][ T8820] ? __pfx_kobject_init_and_add+0x10/0x10 [ 280.088287][ T8820] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.090117][ T8820] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.091945][ T8820] gfs2_sys_fs_add+0x207/0x470 [ 280.093555][ T8820] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 280.095352][ T8820] ? __pfx_alloc_workqueue+0x10/0x10 [ 280.097137][ T8820] ? read_word_at_a_time+0xe/0x20 [ 280.098818][ T8820] gfs2_fill_super+0x1352/0x2bf0 [ 280.100484][ T8820] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.102252][ T8820] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.104062][ T8820] ? set_blocksize+0x2b1/0x350 [ 280.105666][ T8820] ? sb_set_blocksize+0xf6/0x120 [ 280.107315][ T8820] ? setup_bdev_super+0x392/0x720 [ 280.108999][ T8820] get_tree_bdev+0x36f/0x610 [ 280.110556][ T8820] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.112312][ T8820] ? __pfx_get_tree_bdev+0x10/0x10 [ 280.114027][ T8820] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 280.115910][ T8820] ? cap_capable+0x1cf/0x240 [ 280.117469][ T8820] gfs2_get_tree+0x4e/0x280 [ 280.118993][ T8820] vfs_get_tree+0x8f/0x380 [ 280.120501][ T8820] path_mount+0x14e6/0x1f20 [ 280.122034][ T8820] ? kmem_cache_free+0x12e/0x380 [ 280.123695][ T8820] ? __pfx_path_mount+0x10/0x10 [ 280.125349][ T8820] ? putname+0x12e/0x170 [ 280.126774][ T8820] __x64_sys_mount+0x297/0x320 [ 280.128396][ T8820] ? __pfx___x64_sys_mount+0x10/0x10 [ 280.130180][ T8820] do_syscall_64+0xcf/0x260 [ 280.132186][ T8820] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.134940][ T8820] RIP: 0033:0x7fbb4807f5aa [ 280.136822][ T8820] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.143135][ T8820] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 280.145902][ T8820] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 280.148579][ T8820] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 280.151202][ T8820] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 280.153842][ T8820] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 280.156490][ T8820] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 280.159141][ T8820] </TASK> [ 280.160192][ T8818] CPU: 3 PID: 8818 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.161404][ T8820] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 280.163109][ T8822] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 280.163787][ T8818] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.163798][ T8818] Call Trace: [ 280.163802][ T8818] <TASK> [ 280.163807][ T8818] dump_stack_lvl+0x16c/0x1f0 [ 280.168745][ T8820] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 280.171148][ T8818] gfs2_withdraw+0xab8/0x1290 [ 280.171171][ T8818] ? __pfx_gfs2_withdraw+0x10/0x10 [ 280.171187][ T8818] gfs2_dirent_scan+0x2fc/0x3c0 [ 280.171203][ T8818] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 280.171218][ T8818] gfs2_dir_read+0x36a/0x14d0 [ 280.171228][ T8818] ? inode_go_held+0x151/0x210 [ 280.171242][ T8818] ? __pfx_inode_go_held+0x10/0x10 [ 280.171255][ T8818] ? gfs2_instantiate+0x1eb/0x250 [ 280.171265][ T8818] ? gfs2_glock_wait+0x1e0/0x330 [ 280.171277][ T8818] ? __pfx_gfs2_dir_read+0x10/0x10 [ 280.171286][ T8818] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 280.171299][ T8818] ? do_raw_spin_unlock+0x172/0x230 [ 280.171311][ T8818] gfs2_readdir+0x13d/0x1d0 [ 280.171324][ T8818] ? __pfx_gfs2_readdir+0x10/0x10 [ 280.171338][ T8818] ? iterate_dir+0x292/0x9e0 [ 280.171351][ T8818] ? selinux_file_permission+0x125/0x590 [ 280.171364][ T8818] iterate_dir+0x292/0x9e0 [ 280.171377][ T8818] __x64_sys_getdents64+0x14f/0x2e0 [ 280.171390][ T8818] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 280.171403][ T8818] ? __pfx_filldir64+0x10/0x10 [ 280.171416][ T8818] do_syscall_64+0xcf/0x260 [ 280.171427][ T8818] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.171444][ T8818] RIP: 0033:0x7fb72827dea9 [ 280.171453][ T8818] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.171463][ T8818] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 280.171475][ T8818] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 280.171482][ T8818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 280.234479][ T8818] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 280.237125][ T8818] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 280.239741][ T8818] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 280.242345][ T8818] </TASK> [ 280.243384][ T8822] CPU: 0 PID: 8822 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.246945][ T8822] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.250435][ T8822] Call Trace: [ 280.251583][ T8822] <TASK> [ 280.252616][ T8822] dump_stack_lvl+0x16c/0x1f0 [ 280.254286][ T8822] sysfs_warn_dup+0x7f/0xa0 [ 280.255871][ T8822] sysfs_create_dir_ns+0x24d/0x2b0 [ 280.257827][ T8822] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 280.259837][ T8822] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.261680][ T8822] ? do_raw_spin_unlock+0x172/0x230 [ 280.263451][ T8822] kobject_add_internal+0x2c8/0x990 [ 280.265215][ T8822] kobject_init_and_add+0x11c/0x190 [ 280.266953][ T8822] ? __pfx_kobject_init_and_add+0x10/0x10 [ 280.268990][ T8822] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.270886][ T8822] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.272769][ T8822] gfs2_sys_fs_add+0x207/0x470 [ 280.274461][ T8822] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 280.276304][ T8822] ? __pfx_alloc_workqueue+0x10/0x10 [ 280.278116][ T8822] ? read_word_at_a_time+0xe/0x20 [ 280.279843][ T8822] gfs2_fill_super+0x1352/0x2bf0 [ 280.281636][ T8822] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.283482][ T8822] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.285346][ T8822] ? set_blocksize+0x2b1/0x350 [ 280.286982][ T8822] ? sb_set_blocksize+0xf6/0x120 [ 280.288731][ T8822] ? setup_bdev_super+0x392/0x720 [ 280.290465][ T8822] get_tree_bdev+0x36f/0x610 [ 280.292066][ T8822] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.293953][ T8822] ? __pfx_get_tree_bdev+0x10/0x10 [ 280.295716][ T8822] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 280.297647][ T8822] ? cap_capable+0x1cf/0x240 [ 280.299282][ T8822] gfs2_get_tree+0x4e/0x280 [ 280.300846][ T8822] vfs_get_tree+0x8f/0x380 [ 280.302433][ T8822] path_mount+0x14e6/0x1f20 [ 280.304028][ T8822] ? kmem_cache_free+0x12e/0x380 [ 280.305744][ T8822] ? __pfx_path_mount+0x10/0x10 [ 280.307455][ T8822] ? putname+0x12e/0x170 [ 280.308940][ T8822] __x64_sys_mount+0x297/0x320 [ 280.310580][ T8822] ? __pfx___x64_sys_mount+0x10/0x10 [ 280.312380][ T8822] do_syscall_64+0xcf/0x260 [ 280.313936][ T8822] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.315890][ T8822] RIP: 0033:0x7f0085c7f5aa [ 280.317469][ T8822] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.324059][ T8822] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 280.326890][ T8822] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 280.329552][ T8822] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 280.332222][ T8822] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 280.334979][ T8822] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 280.337714][ T8822] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 280.340433][ T8822] </TASK> [ 280.343133][ T8822] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 280.347938][ T8822] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 280.471562][ T8829] loop2: detected capacity change from 0 to 32768 [ 280.478560][ T8829] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 280.481459][ T8829] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 280.486239][ T8829] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 280.489654][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 280.492052][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 280.525899][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 280.528528][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 280.539799][ T8829] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 280.548082][ T8829] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 280.551333][ T8829] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 280.551333][ T8829] inode = 12 2341 [ 280.551333][ T8829] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 280.557662][ T8829] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 280.562149][ T8829] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8829 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 280.565594][ T8829] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 280.568527][ T8829] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 280.571542][ T8829] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 280.574548][ T8829] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 280.578037][ T8829] gfs2: fsid=syz:syz.0: File system withdrawn [ 280.580573][ T8829] CPU: 0 PID: 8829 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.584128][ T8829] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.587490][ T8829] Call Trace: [ 280.588648][ T8829] <TASK> [ 280.589700][ T8829] dump_stack_lvl+0x16c/0x1f0 [ 280.591299][ T8829] gfs2_withdraw+0xab8/0x1290 [ 280.592924][ T8829] ? __pfx_gfs2_withdraw+0x10/0x10 [ 280.594659][ T8829] gfs2_dirent_scan+0x2fc/0x3c0 [ 280.596317][ T8829] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 280.598260][ T8829] gfs2_dir_read+0x36a/0x14d0 [ 280.599869][ T8829] ? inode_go_held+0x151/0x210 [ 280.601542][ T8829] ? __pfx_inode_go_held+0x10/0x10 [ 280.603284][ T8829] ? gfs2_instantiate+0x1eb/0x250 [ 280.604965][ T8829] ? gfs2_glock_wait+0x1e0/0x330 [ 280.606599][ T8829] ? __pfx_gfs2_dir_read+0x10/0x10 [ 280.608335][ T8829] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 280.609979][ T8829] ? do_raw_spin_unlock+0x172/0x230 [ 280.611682][ T8829] gfs2_readdir+0x13d/0x1d0 [ 280.613206][ T8829] ? __pfx_gfs2_readdir+0x10/0x10 [ 280.614890][ T8829] ? iterate_dir+0x292/0x9e0 [ 280.616478][ T8829] ? selinux_file_permission+0x125/0x590 [ 280.618408][ T8829] iterate_dir+0x292/0x9e0 [ 280.619954][ T8829] __x64_sys_getdents64+0x14f/0x2e0 [ 280.621716][ T8829] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 280.623626][ T8829] ? __pfx_filldir64+0x10/0x10 [ 280.625253][ T8829] do_syscall_64+0xcf/0x260 [ 280.626756][ T8829] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.628726][ T8829] RIP: 0033:0x7f9efaa7dea9 [ 280.630211][ T8829] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.636578][ T8829] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 280.639383][ T8829] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 280.642039][ T8829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 280.644645][ T8829] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 280.647288][ T8829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 280.649925][ T8829] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 280.652542][ T8829] </TASK> [ 280.679836][ T8834] loop1: detected capacity change from 0 to 32768 [ 280.681724][ T8833] loop3: detected capacity change from 0 to 32768 [ 280.685603][ T8833] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 280.688198][ T8833] CPU: 0 PID: 8833 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.692210][ T8833] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.696127][ T8833] Call Trace: [ 280.697336][ T8833] <TASK> [ 280.698424][ T8833] dump_stack_lvl+0x16c/0x1f0 [ 280.700042][ T8833] sysfs_warn_dup+0x7f/0xa0 [ 280.701670][ T8833] sysfs_create_dir_ns+0x24d/0x2b0 [ 280.703409][ T8833] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 280.705453][ T8833] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.705929][ T8836] loop0: detected capacity change from 0 to 32768 [ 280.707398][ T8833] ? do_raw_spin_unlock+0x172/0x230 [ 280.712048][ T8833] kobject_add_internal+0x2c8/0x990 [ 280.713892][ T8833] kobject_init_and_add+0x11c/0x190 [ 280.715727][ T8833] ? __pfx_kobject_init_and_add+0x10/0x10 [ 280.717670][ T8833] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.717834][ T8836] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 280.719532][ T8833] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.722540][ T8836] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 280.724214][ T8833] gfs2_sys_fs_add+0x207/0x470 [ 280.728175][ T8833] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 280.729984][ T8833] ? __pfx_alloc_workqueue+0x10/0x10 [ 280.730170][ T8834] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 280.731760][ T8833] ? read_word_at_a_time+0xe/0x20 [ 280.736117][ T8833] gfs2_fill_super+0x1352/0x2bf0 [ 280.737809][ T8833] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.739660][ T8833] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.741426][ T8833] ? set_blocksize+0x2b1/0x350 [ 280.743065][ T8833] ? sb_set_blocksize+0xf6/0x120 [ 280.744758][ T8833] ? setup_bdev_super+0x392/0x720 [ 280.746483][ T8833] get_tree_bdev+0x36f/0x610 [ 280.748087][ T8833] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.749892][ T8833] ? __pfx_get_tree_bdev+0x10/0x10 [ 280.751679][ T8833] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 280.753600][ T8833] ? cap_capable+0x1cf/0x240 [ 280.755232][ T8833] gfs2_get_tree+0x4e/0x280 [ 280.756783][ T8833] vfs_get_tree+0x8f/0x380 [ 280.758308][ T8833] path_mount+0x14e6/0x1f20 [ 280.759872][ T8833] ? kmem_cache_free+0x12e/0x380 [ 280.761562][ T8833] ? __pfx_path_mount+0x10/0x10 [ 280.763258][ T8833] ? putname+0x12e/0x170 [ 280.764735][ T8833] __x64_sys_mount+0x297/0x320 [ 280.766350][ T8833] ? __pfx___x64_sys_mount+0x10/0x10 [ 280.768183][ T8833] do_syscall_64+0xcf/0x260 [ 280.769748][ T8833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.771763][ T8833] RIP: 0033:0x7fb72827f5aa [ 280.773307][ T8833] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.779916][ T8833] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 280.782796][ T8833] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 280.785464][ T8833] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 280.788230][ T8833] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 280.790944][ T8833] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 280.793653][ T8833] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 280.796340][ T8833] </TASK> [ 280.797404][ T8834] CPU: 3 PID: 8834 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.801772][ T8834] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.801863][ T8833] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 280.805960][ T8834] Call Trace: [ 280.805977][ T8834] <TASK> [ 280.805984][ T8834] dump_stack_lvl+0x16c/0x1f0 [ 280.806011][ T8834] sysfs_warn_dup+0x7f/0xa0 [ 280.806027][ T8834] sysfs_create_dir_ns+0x24d/0x2b0 [ 280.810922][ T8833] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 280.811024][ T8836] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 280.812130][ T8834] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 280.812154][ T8834] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.812172][ T8834] ? do_raw_spin_unlock+0x172/0x230 [ 280.813730][ T1277] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 280.815113][ T8834] kobject_add_internal+0x2c8/0x990 [ 280.816688][ T1277] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 280.818815][ T8834] kobject_init_and_add+0x11c/0x190 [ 280.840809][ T8834] ? __pfx_kobject_init_and_add+0x10/0x10 [ 280.843153][ T8834] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.843963][ T1277] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 280.845441][ T8834] ? lockdep_init_map_type+0x16d/0x7d0 [ 280.848061][ T1277] gfs2: fsid=syz:syz.0: jid=0: Done [ 280.850221][ T8834] gfs2_sys_fs_add+0x207/0x470 [ 280.850248][ T8834] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 280.850271][ T8834] ? __pfx_alloc_workqueue+0x10/0x10 [ 280.852083][ T8836] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 280.854083][ T8834] ? read_word_at_a_time+0xe/0x20 [ 280.858539][ T8836] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 280.861073][ T8834] gfs2_fill_super+0x1352/0x2bf0 [ 280.861095][ T8834] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.861113][ T8834] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 280.861131][ T8834] ? set_blocksize+0x2b1/0x350 [ 280.861151][ T8834] ? sb_set_blocksize+0xf6/0x120 [ 280.861164][ T8834] ? setup_bdev_super+0x392/0x720 [ 280.863749][ T8836] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 280.863749][ T8836] inode = 12 2341 [ 280.863749][ T8836] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 280.866331][ T8834] get_tree_bdev+0x36f/0x610 [ 280.866358][ T8834] ? __pfx_gfs2_fill_super+0x10/0x10 [ 280.866374][ T8834] ? __pfx_get_tree_bdev+0x10/0x10 [ 280.868381][ T8836] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 280.870297][ T8834] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 280.870321][ T8834] ? cap_capable+0x1cf/0x240 [ 280.870345][ T8834] gfs2_get_tree+0x4e/0x280 [ 280.870360][ T8834] vfs_get_tree+0x8f/0x380 [ 280.870374][ T8834] path_mount+0x14e6/0x1f20 [ 280.870388][ T8834] ? kmem_cache_free+0x12e/0x380 [ 280.870399][ T8834] ? __pfx_path_mount+0x10/0x10 [ 280.870412][ T8834] ? putname+0x12e/0x170 [ 280.870423][ T8834] __x64_sys_mount+0x297/0x320 [ 280.870437][ T8834] ? __pfx___x64_sys_mount+0x10/0x10 [ 280.870451][ T8834] do_syscall_64+0xcf/0x260 [ 280.874039][ T8836] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8836 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 280.874291][ T8834] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 280.877489][ T8836] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 280.878080][ T8834] RIP: 0033:0x7fbb4807f5aa [ 280.885299][ T8836] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 280.886260][ T8834] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 280.886280][ T8834] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 280.888225][ T8836] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 280.890264][ T8834] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 280.890279][ T8834] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 280.890288][ T8834] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 280.890297][ T8834] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 280.890309][ T8834] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 280.890324][ T8834] </TASK> [ 280.891102][ T8834] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 280.893760][ T8836] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 280.895312][ T8834] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 280.897471][ T8836] gfs2: fsid=syz:syz.0: File system withdrawn [ 280.962835][ T8836] CPU: 3 PID: 8836 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 280.967114][ T8836] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 280.971277][ T8836] Call Trace: [ 280.972705][ T8836] <TASK> [ 280.973961][ T8836] dump_stack_lvl+0x16c/0x1f0 [ 280.975957][ T8836] gfs2_withdraw+0xab8/0x1290 [ 280.977874][ T8836] ? __pfx_gfs2_withdraw+0x10/0x10 [ 280.980061][ T8836] gfs2_dirent_scan+0x2fc/0x3c0 [ 280.982061][ T8836] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 280.984388][ T8836] gfs2_dir_read+0x36a/0x14d0 [ 280.986383][ T8836] ? inode_go_held+0x151/0x210 [ 280.988428][ T8836] ? __pfx_inode_go_held+0x10/0x10 [ 280.990600][ T8836] ? gfs2_instantiate+0x1eb/0x250 [ 280.992721][ T8836] ? gfs2_glock_wait+0x1e0/0x330 [ 280.994799][ T8836] ? __pfx_gfs2_dir_read+0x10/0x10 [ 280.996955][ T8836] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 280.998982][ T8836] ? do_raw_spin_unlock+0x172/0x230 [ 281.001170][ T8836] gfs2_readdir+0x13d/0x1d0 [ 281.003073][ T8836] ? __pfx_gfs2_readdir+0x10/0x10 [ 281.005198][ T8836] ? iterate_dir+0x292/0x9e0 [ 281.007143][ T8836] ? selinux_file_permission+0x125/0x590 [ 281.009518][ T8836] iterate_dir+0x292/0x9e0 [ 281.011411][ T8836] __x64_sys_getdents64+0x14f/0x2e0 [ 281.013582][ T8836] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 281.015948][ T8836] ? __pfx_filldir64+0x10/0x10 [ 281.017976][ T8836] do_syscall_64+0xcf/0x260 [ 281.019896][ T8836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 281.022077][ T8836] RIP: 0033:0x7f0085c7dea9 [ 281.023670][ T8836] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 281.030328][ T8836] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 281.033105][ T8836] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 281.035740][ T8836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 281.038383][ T8836] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 281.041020][ T8836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 281.043665][ T8836] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 281.046320][ T8836] </TASK> 2024/04/30 20:39:11 executed programs: 1092 [ 281.314725][ T8845] loop2: detected capacity change from 0 to 32768 [ 281.321047][ T8845] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 281.323229][ T8844] loop1: detected capacity change from 0 to 32768 [ 281.327157][ T8845] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 281.329627][ T8844] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 281.332294][ T8844] CPU: 0 PID: 8844 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 281.332364][ T8847] loop3: detected capacity change from 0 to 32768 [ 281.335641][ T8844] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 281.335652][ T8844] Call Trace: [ 281.335657][ T8844] <TASK> [ 281.335661][ T8844] dump_stack_lvl+0x16c/0x1f0 [ 281.335680][ T8844] sysfs_warn_dup+0x7f/0xa0 [ 281.335695][ T8844] sysfs_create_dir_ns+0x24d/0x2b0 [ 281.335710][ T8844] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 281.335725][ T8844] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.335736][ T8844] ? do_raw_spin_unlock+0x172/0x230 [ 281.335746][ T8844] kobject_add_internal+0x2c8/0x990 [ 281.335777][ T8844] kobject_init_and_add+0x11c/0x190 [ 281.335789][ T8844] ? __pfx_kobject_init_and_add+0x10/0x10 [ 281.335799][ T8844] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.335813][ T8844] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.335829][ T8844] gfs2_sys_fs_add+0x207/0x470 [ 281.335843][ T8844] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 281.335856][ T8844] ? __pfx_alloc_workqueue+0x10/0x10 [ 281.335871][ T8844] ? read_word_at_a_time+0xe/0x20 [ 281.335885][ T8844] gfs2_fill_super+0x1352/0x2bf0 [ 281.335896][ T8844] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.335906][ T8844] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.335916][ T8844] ? set_blocksize+0x2b1/0x350 [ 281.335928][ T8844] ? sb_set_blocksize+0xf6/0x120 [ 281.335940][ T8844] ? setup_bdev_super+0x392/0x720 [ 281.335953][ T8844] get_tree_bdev+0x36f/0x610 [ 281.335967][ T8844] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.335976][ T8844] ? __pfx_get_tree_bdev+0x10/0x10 [ 281.335990][ T8844] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 281.336004][ T8844] ? cap_capable+0x1cf/0x240 [ 281.336019][ T8844] gfs2_get_tree+0x4e/0x280 [ 281.336035][ T8844] vfs_get_tree+0x8f/0x380 [ 281.336049][ T8844] path_mount+0x14e6/0x1f20 [ 281.336063][ T8844] ? kmem_cache_free+0x12e/0x380 [ 281.336074][ T8844] ? __pfx_path_mount+0x10/0x10 [ 281.336087][ T8844] ? putname+0x12e/0x170 [ 281.336098][ T8844] __x64_sys_mount+0x297/0x320 [ 281.336112][ T8844] ? __pfx___x64_sys_mount+0x10/0x10 [ 281.336126][ T8844] do_syscall_64+0xcf/0x260 [ 281.336137][ T8844] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 281.336154][ T8844] RIP: 0033:0x7fbb4807f5aa [ 281.336164][ T8844] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 281.336174][ T8844] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 281.336186][ T8844] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 281.336193][ T8844] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 281.336200][ T8844] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 281.351698][ T8845] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 281.352327][ T8844] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 281.358444][ T8847] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 281.359978][ T8844] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 281.359991][ T8844] </TASK> [ 281.360441][ T8844] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 281.361938][ T8847] CPU: 2 PID: 8847 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 281.362051][ T60] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 281.362061][ T60] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 281.363668][ T8844] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 281.365187][ T8847] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 281.412843][ T8849] loop0: detected capacity change from 0 to 32768 [ 281.415185][ T8847] Call Trace: [ 281.415195][ T8847] <TASK> [ 281.415199][ T8847] dump_stack_lvl+0x16c/0x1f0 [ 281.415219][ T8847] sysfs_warn_dup+0x7f/0xa0 [ 281.415234][ T8847] sysfs_create_dir_ns+0x24d/0x2b0 [ 281.462752][ T8847] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 281.465229][ T8847] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.467419][ T8847] ? do_raw_spin_unlock+0x172/0x230 [ 281.469148][ T8847] kobject_add_internal+0x2c8/0x990 [ 281.470937][ T8847] kobject_init_and_add+0x11c/0x190 [ 281.472664][ T8847] ? __pfx_kobject_init_and_add+0x10/0x10 [ 281.474534][ T8847] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.476356][ T8847] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.478150][ T8847] gfs2_sys_fs_add+0x207/0x470 [ 281.479738][ T8847] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 281.481742][ T8847] ? __pfx_alloc_workqueue+0x10/0x10 [ 281.483942][ T8847] ? read_word_at_a_time+0xe/0x20 [ 281.486062][ T8847] gfs2_fill_super+0x1352/0x2bf0 [ 281.488144][ T8847] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.489855][ T8847] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.491603][ T8847] ? set_blocksize+0x2b1/0x350 [ 281.493210][ T8847] ? sb_set_blocksize+0xf6/0x120 [ 281.494861][ T8847] ? setup_bdev_super+0x392/0x720 [ 281.496962][ T8847] get_tree_bdev+0x36f/0x610 [ 281.498891][ T8847] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.501072][ T8847] ? __pfx_get_tree_bdev+0x10/0x10 [ 281.503190][ T8847] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 281.505520][ T8847] ? cap_capable+0x1cf/0x240 [ 281.507374][ T8847] gfs2_get_tree+0x4e/0x280 [ 281.509198][ T8847] vfs_get_tree+0x8f/0x380 [ 281.511033][ T8847] path_mount+0x14e6/0x1f20 [ 281.512949][ T8847] ? kmem_cache_free+0x12e/0x380 [ 281.515012][ T8847] ? __pfx_path_mount+0x10/0x10 [ 281.517085][ T8847] ? putname+0x12e/0x170 [ 281.518840][ T8847] __x64_sys_mount+0x297/0x320 [ 281.520834][ T8847] ? __pfx___x64_sys_mount+0x10/0x10 [ 281.523036][ T8847] do_syscall_64+0xcf/0x260 [ 281.524942][ T8847] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 281.527388][ T8847] RIP: 0033:0x7fb72827f5aa [ 281.529259][ T8847] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 281.537194][ T8847] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 281.540642][ T8847] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 281.543879][ T8847] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 281.547090][ T8847] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 281.550372][ T8847] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 281.553652][ T8847] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 281.556905][ T8847] </TASK> [ 281.561067][ T8847] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 281.561888][ T60] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 199ms [ 281.565844][ T8847] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 281.566658][ T8849] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 281.566669][ T8849] CPU: 3 PID: 8849 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 281.566681][ T8849] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 281.566687][ T8849] Call Trace: [ 281.566692][ T8849] <TASK> [ 281.566696][ T8849] dump_stack_lvl+0x16c/0x1f0 [ 281.566715][ T8849] sysfs_warn_dup+0x7f/0xa0 [ 281.566730][ T8849] sysfs_create_dir_ns+0x24d/0x2b0 [ 281.566745][ T8849] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 281.566760][ T8849] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.566771][ T8849] ? do_raw_spin_unlock+0x172/0x230 [ 281.566782][ T8849] kobject_add_internal+0x2c8/0x990 [ 281.566798][ T8849] kobject_init_and_add+0x11c/0x190 [ 281.566807][ T8849] ? __pfx_kobject_init_and_add+0x10/0x10 [ 281.566817][ T8849] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.566832][ T8849] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.566847][ T8849] gfs2_sys_fs_add+0x207/0x470 [ 281.566861][ T8849] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 281.566875][ T8849] ? __pfx_alloc_workqueue+0x10/0x10 [ 281.566889][ T8849] ? read_word_at_a_time+0xe/0x20 [ 281.566899][ T8849] gfs2_fill_super+0x1352/0x2bf0 [ 281.566910][ T8849] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.566920][ T8849] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.566930][ T8849] ? set_blocksize+0x2b1/0x350 [ 281.566943][ T8849] ? sb_set_blocksize+0xf6/0x120 [ 281.566954][ T8849] ? setup_bdev_super+0x392/0x720 [ 281.566968][ T8849] get_tree_bdev+0x36f/0x610 [ 281.566981][ T8849] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.566991][ T8849] ? __pfx_get_tree_bdev+0x10/0x10 [ 281.567005][ T8849] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 281.567017][ T8849] ? cap_capable+0x1cf/0x240 [ 281.567032][ T8849] gfs2_get_tree+0x4e/0x280 [ 281.567047][ T8849] vfs_get_tree+0x8f/0x380 [ 281.567060][ T8849] path_mount+0x14e6/0x1f20 [ 281.567075][ T8849] ? kmem_cache_free+0x12e/0x380 [ 281.567085][ T8849] ? __pfx_path_mount+0x10/0x10 [ 281.567099][ T8849] ? putname+0x12e/0x170 [ 281.567109][ T8849] __x64_sys_mount+0x297/0x320 [ 281.567123][ T8849] ? __pfx___x64_sys_mount+0x10/0x10 [ 281.567137][ T8849] do_syscall_64+0xcf/0x260 [ 281.567148][ T8849] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 281.567165][ T8849] RIP: 0033:0x7f0085c7f5aa [ 281.567174][ T8849] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 281.567184][ T8849] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 281.567196][ T8849] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 281.567203][ T8849] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 281.567215][ T8849] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 281.567222][ T8849] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 281.567229][ T8849] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 281.567237][ T8849] </TASK> [ 281.567249][ T8849] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 281.567257][ T8849] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 281.568415][ T60] gfs2: fsid=syz:syz.0: jid=0: Done [ 281.687055][ T8845] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 281.692720][ T8845] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 281.695569][ T8845] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 281.695569][ T8845] inode = 12 2341 [ 281.695569][ T8845] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 281.702021][ T8845] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 281.705077][ T8845] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8845 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 281.708319][ T8845] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 281.711144][ T8845] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 281.713550][ T8845] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 281.716604][ T8845] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 281.718944][ T8845] gfs2: fsid=syz:syz.0: File system withdrawn [ 281.721078][ T8845] CPU: 1 PID: 8845 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 281.724526][ T8845] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 281.727906][ T8845] Call Trace: [ 281.729043][ T8845] <TASK> [ 281.730076][ T8845] dump_stack_lvl+0x16c/0x1f0 [ 281.731665][ T8845] gfs2_withdraw+0xab8/0x1290 [ 281.733272][ T8845] ? __pfx_gfs2_withdraw+0x10/0x10 [ 281.735002][ T8845] gfs2_dirent_scan+0x2fc/0x3c0 [ 281.736661][ T8845] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 281.738519][ T8845] gfs2_dir_read+0x36a/0x14d0 [ 281.740111][ T8845] ? inode_go_held+0x151/0x210 [ 281.741739][ T8845] ? __pfx_inode_go_held+0x10/0x10 [ 281.743465][ T8845] ? gfs2_instantiate+0x1eb/0x250 [ 281.745174][ T8845] ? gfs2_glock_wait+0x1e0/0x330 [ 281.746836][ T8845] ? __pfx_gfs2_dir_read+0x10/0x10 [ 281.748574][ T8845] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 281.750222][ T8845] ? do_raw_spin_unlock+0x172/0x230 [ 281.751986][ T8845] gfs2_readdir+0x13d/0x1d0 [ 281.753530][ T8845] ? __pfx_gfs2_readdir+0x10/0x10 [ 281.755230][ T8845] ? iterate_dir+0x292/0x9e0 [ 281.756811][ T8845] ? selinux_file_permission+0x125/0x590 [ 281.758694][ T8845] iterate_dir+0x292/0x9e0 [ 281.760228][ T8845] __x64_sys_getdents64+0x14f/0x2e0 [ 281.761973][ T8845] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 281.763900][ T8845] ? __pfx_filldir64+0x10/0x10 [ 281.765511][ T8845] do_syscall_64+0xcf/0x260 [ 281.767038][ T8845] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 281.769021][ T8845] RIP: 0033:0x7f9efaa7dea9 [ 281.770505][ T8845] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 281.776810][ T8845] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 281.779582][ T8845] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 281.782300][ T8845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 281.785111][ T8845] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 281.785706][ T8855] loop0: detected capacity change from 0 to 32768 [ 281.787736][ T8845] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 281.792685][ T8845] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 281.795333][ T8845] </TASK> [ 281.805457][ T8855] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 281.808812][ T8855] CPU: 2 PID: 8855 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 281.813366][ T8855] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 281.817778][ T8855] Call Trace: [ 281.819265][ T8855] <TASK> [ 281.820580][ T8855] dump_stack_lvl+0x16c/0x1f0 [ 281.822677][ T8855] sysfs_warn_dup+0x7f/0xa0 [ 281.824225][ T8855] sysfs_create_dir_ns+0x24d/0x2b0 [ 281.825933][ T8855] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 281.827815][ T8855] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.829601][ T8855] ? do_raw_spin_unlock+0x172/0x230 [ 281.831376][ T8855] kobject_add_internal+0x2c8/0x990 [ 281.833124][ T8855] kobject_init_and_add+0x11c/0x190 [ 281.834865][ T8855] ? __pfx_kobject_init_and_add+0x10/0x10 [ 281.836773][ T8855] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.838596][ T8855] ? lockdep_init_map_type+0x16d/0x7d0 [ 281.840660][ T8855] gfs2_sys_fs_add+0x207/0x470 [ 281.842713][ T8855] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 281.844526][ T8855] ? __pfx_alloc_workqueue+0x10/0x10 [ 281.846327][ T8855] ? read_word_at_a_time+0xe/0x20 [ 281.848210][ T8855] gfs2_fill_super+0x1352/0x2bf0 [ 281.849933][ T8855] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.851809][ T8855] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 281.853597][ T8855] ? set_blocksize+0x2b1/0x350 [ 281.855202][ T8855] ? sb_set_blocksize+0xf6/0x120 [ 281.856867][ T8855] ? setup_bdev_super+0x392/0x720 [ 281.858547][ T8855] get_tree_bdev+0x36f/0x610 [ 281.860238][ T8855] ? __pfx_gfs2_fill_super+0x10/0x10 [ 281.862529][ T8855] ? __pfx_get_tree_bdev+0x10/0x10 [ 281.864246][ T8855] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 281.866106][ T8855] ? cap_capable+0x1cf/0x240 [ 281.867659][ T8855] gfs2_get_tree+0x4e/0x280 [ 281.869194][ T8855] vfs_get_tree+0x8f/0x380 [ 281.870732][ T8855] path_mount+0x14e6/0x1f20 [ 281.872260][ T8855] ? kmem_cache_free+0x12e/0x380 [ 281.873908][ T8855] ? __pfx_path_mount+0x10/0x10 [ 281.875532][ T8855] ? putname+0x12e/0x170 [ 281.876957][ T8855] __x64_sys_mount+0x297/0x320 [ 281.878556][ T8855] ? __pfx___x64_sys_mount+0x10/0x10 [ 281.880527][ T8855] do_syscall_64+0xcf/0x260 [ 281.882556][ T8855] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 281.885162][ T8855] RIP: 0033:0x7f0085c7f5aa [ 281.887120][ T8855] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 281.894716][ T8855] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 281.898326][ T8855] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 281.901677][ T8855] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 281.904821][ T8855] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 281.907810][ T8855] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 281.910841][ T8855] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 281.913884][ T8855] </TASK> [ 281.918104][ T8855] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 281.927540][ T8855] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 282.079907][ T8859] loop1: detected capacity change from 0 to 32768 [ 282.091856][ T8859] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 282.094521][ T8859] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 282.109459][ T8859] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 282.113149][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 282.115488][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 282.159251][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 43ms [ 282.161945][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 282.163819][ T8859] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 282.168467][ T8859] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 282.171571][ T8859] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 282.171571][ T8859] inode = 12 2341 [ 282.171571][ T8859] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 282.177701][ T8859] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 282.180774][ T8859] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8859 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 282.184056][ T8859] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 282.186856][ T8859] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 282.189251][ T8859] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 282.192748][ T8859] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 282.195035][ T8859] gfs2: fsid=syz:syz.0: File system withdrawn [ 282.197110][ T8859] CPU: 3 PID: 8859 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 282.200563][ T8859] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 282.203948][ T8859] Call Trace: [ 282.205109][ T8859] <TASK> [ 282.206121][ T8859] dump_stack_lvl+0x16c/0x1f0 [ 282.207765][ T8859] gfs2_withdraw+0xab8/0x1290 [ 282.209371][ T8859] ? __pfx_gfs2_withdraw+0x10/0x10 [ 282.211116][ T8859] gfs2_dirent_scan+0x2fc/0x3c0 [ 282.212774][ T8859] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 282.214635][ T8859] gfs2_dir_read+0x36a/0x14d0 [ 282.216235][ T8859] ? inode_go_held+0x151/0x210 [ 282.217888][ T8859] ? __pfx_inode_go_held+0x10/0x10 [ 282.219593][ T8859] ? gfs2_instantiate+0x1eb/0x250 [ 282.221309][ T8859] ? gfs2_glock_wait+0x1e0/0x330 [ 282.222984][ T8859] ? __pfx_gfs2_dir_read+0x10/0x10 [ 282.224720][ T8859] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 282.226436][ T8859] ? do_raw_spin_unlock+0x172/0x230 [ 282.228202][ T8859] gfs2_readdir+0x13d/0x1d0 [ 282.229739][ T8859] ? __pfx_gfs2_readdir+0x10/0x10 [ 282.230577][ T8861] loop3: detected capacity change from 0 to 32768 [ 282.231463][ T8859] ? iterate_dir+0x292/0x9e0 [ 282.235259][ T8859] ? selinux_file_permission+0x125/0x590 [ 282.237168][ T8859] iterate_dir+0x292/0x9e0 [ 282.238708][ T8859] __x64_sys_getdents64+0x14f/0x2e0 [ 282.240479][ T8859] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 282.242535][ T8859] ? __pfx_filldir64+0x10/0x10 [ 282.244197][ T8859] do_syscall_64+0xcf/0x260 [ 282.245300][ T8861] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 282.245788][ T8859] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.250300][ T8859] RIP: 0033:0x7fbb4807dea9 [ 282.251874][ T8859] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 282.258355][ T8859] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 282.261136][ T8859] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 282.263814][ T8859] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 282.266567][ T8859] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 282.269252][ T8859] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 282.271940][ T8859] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 282.274638][ T8859] </TASK> [ 282.275702][ T8861] CPU: 2 PID: 8861 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 282.279153][ T8861] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 282.282546][ T8861] Call Trace: [ 282.283677][ T8861] <TASK> [ 282.284704][ T8861] dump_stack_lvl+0x16c/0x1f0 [ 282.286290][ T8861] sysfs_warn_dup+0x7f/0xa0 [ 282.287829][ T8861] sysfs_create_dir_ns+0x24d/0x2b0 [ 282.289548][ T8861] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 282.291434][ T8861] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 282.291909][ T8863] loop2: detected capacity change from 0 to 32768 [ 282.293234][ T8861] ? do_raw_spin_unlock+0x172/0x230 [ 282.293248][ T8861] kobject_add_internal+0x2c8/0x990 [ 282.293265][ T8861] kobject_init_and_add+0x11c/0x190 [ 282.293275][ T8861] ? __pfx_kobject_init_and_add+0x10/0x10 [ 282.302530][ T8861] ? lockdep_init_map_type+0x16d/0x7d0 [ 282.304369][ T8861] ? lockdep_init_map_type+0x16d/0x7d0 [ 282.306192][ T8861] gfs2_sys_fs_add+0x207/0x470 [ 282.307805][ T8861] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 282.309572][ T8861] ? __pfx_alloc_workqueue+0x10/0x10 [ 282.311308][ T8863] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 282.311344][ T8861] ? read_word_at_a_time+0xe/0x20 [ 282.315543][ T8861] gfs2_fill_super+0x1352/0x2bf0 [ 282.317223][ T8861] ? __pfx_gfs2_fill_super+0x10/0x10 [ 282.318992][ T8861] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 282.320794][ T8861] ? set_blocksize+0x2b1/0x350 [ 282.322409][ T8861] ? sb_set_blocksize+0xf6/0x120 [ 282.324080][ T8861] ? setup_bdev_super+0x392/0x720 [ 282.325776][ T8861] get_tree_bdev+0x36f/0x610 [ 282.325962][ T8866] loop0: detected capacity change from 0 to 32768 [ 282.327331][ T8861] ? __pfx_gfs2_fill_super+0x10/0x10 [ 282.332001][ T8861] ? __pfx_get_tree_bdev+0x10/0x10 [ 282.333722][ T8861] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 282.335604][ T8861] ? cap_capable+0x1cf/0x240 [ 282.337173][ T8861] gfs2_get_tree+0x4e/0x280 [ 282.338705][ T8861] vfs_get_tree+0x8f/0x380 [ 282.340230][ T8861] path_mount+0x14e6/0x1f20 [ 282.341728][ T8861] ? kmem_cache_free+0x12e/0x380 [ 282.343389][ T8861] ? __pfx_path_mount+0x10/0x10 [ 282.345030][ T8861] ? putname+0x12e/0x170 [ 282.346456][ T8861] __x64_sys_mount+0x297/0x320 [ 282.348089][ T8861] ? __pfx___x64_sys_mount+0x10/0x10 [ 282.349864][ T8861] do_syscall_64+0xcf/0x260 [ 282.351387][ T8861] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.353396][ T8861] RIP: 0033:0x7fb72827f5aa [ 282.354895][ T8861] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 282.361274][ T8861] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 282.364046][ T8861] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 282.366671][ T8861] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 282.369313][ T8861] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 282.372111][ T8861] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 282.374780][ T8861] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 282.377379][ T8861] </TASK> [ 282.378469][ T8863] CPU: 1 PID: 8863 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 282.378874][ T8866] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 282.381943][ T8863] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 282.381953][ T8863] Call Trace: [ 282.381959][ T8863] <TASK> [ 282.381963][ T8863] dump_stack_lvl+0x16c/0x1f0 [ 282.381982][ T8863] sysfs_warn_dup+0x7f/0xa0 [ 282.381998][ T8863] sysfs_create_dir_ns+0x24d/0x2b0 [ 282.382012][ T8863] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 282.384163][ T8861] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 282.384175][ T8861] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 282.403575][ T8863] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 282.405379][ T8863] ? do_raw_spin_unlock+0x172/0x230 [ 282.407127][ T8863] kobject_add_internal+0x2c8/0x990 [ 282.408921][ T8863] kobject_init_and_add+0x11c/0x190 [ 282.410669][ T8863] ? __pfx_kobject_init_and_add+0x10/0x10 [ 282.412608][ T8863] ? lockdep_init_map_type+0x16d/0x7d0 [ 282.414438][ T8863] ? lockdep_init_map_type+0x16d/0x7d0 [ 282.416280][ T8863] gfs2_sys_fs_add+0x207/0x470 [ 282.417899][ T8863] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 282.419665][ T8863] ? __pfx_alloc_workqueue+0x10/0x10 [ 282.421456][ T8863] ? read_word_at_a_time+0xe/0x20 [ 282.423164][ T8863] gfs2_fill_super+0x1352/0x2bf0 [ 282.424874][ T8863] ? __pfx_gfs2_fill_super+0x10/0x10 [ 282.426636][ T8863] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 282.428452][ T8863] ? set_blocksize+0x2b1/0x350 [ 282.430090][ T8863] ? sb_set_blocksize+0xf6/0x120 [ 282.431781][ T8863] ? setup_bdev_super+0x392/0x720 [ 282.433473][ T8863] get_tree_bdev+0x36f/0x610 [ 282.435030][ T8863] ? __pfx_gfs2_fill_super+0x10/0x10 [ 282.436812][ T8863] ? __pfx_get_tree_bdev+0x10/0x10 [ 282.438531][ T8863] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 282.440411][ T8863] ? cap_capable+0x1cf/0x240 [ 282.441998][ T8863] gfs2_get_tree+0x4e/0x280 [ 282.443551][ T8863] vfs_get_tree+0x8f/0x380 [ 282.445075][ T8863] path_mount+0x14e6/0x1f20 [ 282.446636][ T8863] ? kmem_cache_free+0x12e/0x380 [ 282.448305][ T8863] ? __pfx_path_mount+0x10/0x10 [ 282.449965][ T8863] ? putname+0x12e/0x170 [ 282.451419][ T8863] __x64_sys_mount+0x297/0x320 [ 282.453045][ T8863] ? __pfx___x64_sys_mount+0x10/0x10 [ 282.454867][ T8863] do_syscall_64+0xcf/0x260 [ 282.456525][ T8863] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.458594][ T8863] RIP: 0033:0x7f9efaa7f5aa [ 282.460118][ T8863] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 282.466528][ T8863] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 282.469317][ T8863] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 282.471989][ T8863] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 282.474649][ T8863] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 282.477301][ T8863] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 282.479967][ T8863] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 282.482748][ T8863] </TASK> [ 282.483811][ T8866] CPU: 0 PID: 8866 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 282.485813][ T8863] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 282.487316][ T8866] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 282.487325][ T8866] Call Trace: [ 282.487330][ T8866] <TASK> [ 282.487335][ T8866] dump_stack_lvl+0x16c/0x1f0 [ 282.487354][ T8866] sysfs_warn_dup+0x7f/0xa0 [ 282.492132][ T8863] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 282.495511][ T8866] sysfs_create_dir_ns+0x24d/0x2b0 [ 282.495547][ T8866] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 282.507083][ T8866] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 282.508934][ T8866] ? do_raw_spin_unlock+0x172/0x230 [ 282.510700][ T8866] kobject_add_internal+0x2c8/0x990 [ 282.512502][ T8866] kobject_init_and_add+0x11c/0x190 [ 282.514255][ T8866] ? __pfx_kobject_init_and_add+0x10/0x10 [ 282.516248][ T8866] ? lockdep_init_map_type+0x16d/0x7d0 [ 282.518116][ T8866] ? lockdep_init_map_type+0x16d/0x7d0 [ 282.519932][ T8866] gfs2_sys_fs_add+0x207/0x470 [ 282.521525][ T8866] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 282.523274][ T8866] ? __pfx_alloc_workqueue+0x10/0x10 [ 282.525052][ T8866] ? read_word_at_a_time+0xe/0x20 [ 282.526794][ T8866] gfs2_fill_super+0x1352/0x2bf0 [ 282.528460][ T8866] ? __pfx_gfs2_fill_super+0x10/0x10 [ 282.530259][ T8866] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 282.532049][ T8866] ? set_blocksize+0x2b1/0x350 [ 282.533645][ T8866] ? sb_set_blocksize+0xf6/0x120 [ 282.535343][ T8866] ? setup_bdev_super+0x392/0x720 [ 282.537500][ T8866] get_tree_bdev+0x36f/0x610 [ 282.539051][ T8866] ? __pfx_gfs2_fill_super+0x10/0x10 [ 282.540811][ T8866] ? __pfx_get_tree_bdev+0x10/0x10 [ 282.542492][ T8866] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 282.544356][ T8866] ? cap_capable+0x1cf/0x240 [ 282.545947][ T8866] gfs2_get_tree+0x4e/0x280 [ 282.547463][ T8866] vfs_get_tree+0x8f/0x380 [ 282.548968][ T8866] path_mount+0x14e6/0x1f20 [ 282.550499][ T8866] ? kmem_cache_free+0x12e/0x380 [ 282.552152][ T8866] ? __pfx_path_mount+0x10/0x10 [ 282.553773][ T8866] ? putname+0x12e/0x170 [ 282.555242][ T8866] __x64_sys_mount+0x297/0x320 [ 282.557377][ T8866] ? __pfx___x64_sys_mount+0x10/0x10 [ 282.559272][ T8866] do_syscall_64+0xcf/0x260 [ 282.560787][ T8866] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 282.562744][ T8866] RIP: 0033:0x7f0085c7f5aa [ 282.564235][ T8866] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 282.570596][ T8866] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 282.573336][ T8866] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 282.576193][ T8866] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 282.579567][ T8866] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 282.583037][ T8866] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 282.586474][ T8866] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 282.589119][ T8866] </TASK> [ 282.593486][ T8866] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 282.598255][ T8866] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 282.941909][ T8872] loop2: detected capacity change from 0 to 32768 [ 282.949816][ T8872] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 282.955411][ T8872] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 282.973618][ T8877] loop3: detected capacity change from 0 to 32768 [ 282.983010][ T8872] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 282.988052][ T823] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 282.991661][ T8877] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 282.993345][ T8873] loop0: detected capacity change from 0 to 32768 [ 282.994249][ T8877] CPU: 2 PID: 8877 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 282.994740][ T823] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 283.002582][ T8877] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 283.005873][ T8877] Call Trace: [ 283.007007][ T8877] <TASK> [ 283.008014][ T8877] dump_stack_lvl+0x16c/0x1f0 [ 283.009594][ T8877] sysfs_warn_dup+0x7f/0xa0 [ 283.009718][ T8876] loop1: detected capacity change from 0 to 32768 [ 283.011126][ T8877] sysfs_create_dir_ns+0x24d/0x2b0 [ 283.015107][ T8877] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 283.016764][ T8876] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 283.016978][ T8877] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.022004][ T8877] ? do_raw_spin_unlock+0x172/0x230 [ 283.023738][ T8877] kobject_add_internal+0x2c8/0x990 [ 283.025492][ T8877] kobject_init_and_add+0x11c/0x190 [ 283.027223][ T8877] ? __pfx_kobject_init_and_add+0x10/0x10 [ 283.029100][ T8877] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.030931][ T8877] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.032751][ T8877] gfs2_sys_fs_add+0x207/0x470 [ 283.034355][ T8877] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 283.034941][ T8873] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 283.036146][ T8877] ? __pfx_alloc_workqueue+0x10/0x10 [ 283.036165][ T8877] ? read_word_at_a_time+0xe/0x20 [ 283.036175][ T8877] gfs2_fill_super+0x1352/0x2bf0 [ 283.036187][ T8877] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.038859][ T823] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 283.039061][ T823] gfs2: fsid=syz:syz.0: jid=0: Done [ 283.039094][ T8872] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 283.053081][ T8877] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.054955][ T8877] ? set_blocksize+0x2b1/0x350 [ 283.056607][ T8877] ? sb_set_blocksize+0xf6/0x120 [ 283.058256][ T8877] ? setup_bdev_super+0x392/0x720 [ 283.059973][ T8877] get_tree_bdev+0x36f/0x610 [ 283.061530][ T8877] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.063304][ T8877] ? __pfx_get_tree_bdev+0x10/0x10 [ 283.065027][ T8877] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 283.066886][ T8877] ? cap_capable+0x1cf/0x240 [ 283.068458][ T8877] gfs2_get_tree+0x4e/0x280 [ 283.070013][ T8877] vfs_get_tree+0x8f/0x380 [ 283.071563][ T8877] path_mount+0x14e6/0x1f20 [ 283.073118][ T8877] ? kmem_cache_free+0x12e/0x380 [ 283.074807][ T8877] ? __pfx_path_mount+0x10/0x10 [ 283.076441][ T8877] ? putname+0x12e/0x170 [ 283.077869][ T8877] __x64_sys_mount+0x297/0x320 [ 283.079473][ T8877] ? __pfx___x64_sys_mount+0x10/0x10 [ 283.081251][ T8877] do_syscall_64+0xcf/0x260 [ 283.082779][ T8877] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.084814][ T8877] RIP: 0033:0x7fb72827f5aa [ 283.086325][ T8877] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 283.092567][ T8877] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 283.095342][ T8877] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 283.097972][ T8877] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 283.100597][ T8877] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 283.103212][ T8877] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 283.105828][ T8877] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 283.108450][ T8877] </TASK> [ 283.109520][ T8873] CPU: 0 PID: 8873 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 283.110089][ T8877] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 283.112752][ T8873] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 283.112764][ T8873] Call Trace: [ 283.112769][ T8873] <TASK> [ 283.112774][ T8873] dump_stack_lvl+0x16c/0x1f0 [ 283.112793][ T8873] sysfs_warn_dup+0x7f/0xa0 [ 283.112809][ T8873] sysfs_create_dir_ns+0x24d/0x2b0 [ 283.112824][ T8873] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 283.112839][ T8873] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.112850][ T8873] ? do_raw_spin_unlock+0x172/0x230 [ 283.112861][ T8873] kobject_add_internal+0x2c8/0x990 [ 283.112876][ T8873] kobject_init_and_add+0x11c/0x190 [ 283.117908][ T8877] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 283.121120][ T8873] ? __pfx_kobject_init_and_add+0x10/0x10 [ 283.121138][ T8873] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.121153][ T8873] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.121168][ T8873] gfs2_sys_fs_add+0x207/0x470 [ 283.121183][ T8873] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 283.121197][ T8873] ? __pfx_alloc_workqueue+0x10/0x10 [ 283.121211][ T8873] ? read_word_at_a_time+0xe/0x20 [ 283.121221][ T8873] gfs2_fill_super+0x1352/0x2bf0 [ 283.121232][ T8873] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.121242][ T8873] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.121252][ T8873] ? set_blocksize+0x2b1/0x350 [ 283.121264][ T8873] ? sb_set_blocksize+0xf6/0x120 [ 283.121276][ T8873] ? setup_bdev_super+0x392/0x720 [ 283.121289][ T8873] get_tree_bdev+0x36f/0x610 [ 283.121303][ T8873] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.121313][ T8873] ? __pfx_get_tree_bdev+0x10/0x10 [ 283.121326][ T8873] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 283.121338][ T8873] ? cap_capable+0x1cf/0x240 [ 283.121365][ T8873] gfs2_get_tree+0x4e/0x280 [ 283.121380][ T8873] vfs_get_tree+0x8f/0x380 [ 283.121394][ T8873] path_mount+0x14e6/0x1f20 [ 283.121409][ T8873] ? kmem_cache_free+0x12e/0x380 [ 283.121420][ T8873] ? __pfx_path_mount+0x10/0x10 [ 283.121433][ T8873] ? putname+0x12e/0x170 [ 283.121444][ T8873] __x64_sys_mount+0x297/0x320 [ 283.121457][ T8873] ? __pfx___x64_sys_mount+0x10/0x10 [ 283.121472][ T8873] do_syscall_64+0xcf/0x260 [ 283.121483][ T8873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.121500][ T8873] RIP: 0033:0x7f0085c7f5aa [ 283.187710][ T8873] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 283.193979][ T8873] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 283.196688][ T8873] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 283.199270][ T8873] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 283.201854][ T8873] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 283.204467][ T8873] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 283.207062][ T8873] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 283.209644][ T8873] </TASK> [ 283.210670][ T8876] CPU: 1 PID: 8876 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 283.212296][ T8873] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 283.214087][ T8876] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 283.214098][ T8876] Call Trace: [ 283.220041][ T8873] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 283.223204][ T8876] <TASK> [ 283.227528][ T8876] dump_stack_lvl+0x16c/0x1f0 [ 283.229193][ T8876] sysfs_warn_dup+0x7f/0xa0 [ 283.230747][ T8876] sysfs_create_dir_ns+0x24d/0x2b0 [ 283.232474][ T8876] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 283.234356][ T8876] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.236184][ T8876] ? do_raw_spin_unlock+0x172/0x230 [ 283.237949][ T8876] kobject_add_internal+0x2c8/0x990 [ 283.239761][ T8876] kobject_init_and_add+0x11c/0x190 [ 283.241491][ T8876] ? __pfx_kobject_init_and_add+0x10/0x10 [ 283.243387][ T8876] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.245228][ T8876] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.247061][ T8876] gfs2_sys_fs_add+0x207/0x470 [ 283.248674][ T8876] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 283.250458][ T8876] ? __pfx_alloc_workqueue+0x10/0x10 [ 283.252236][ T8876] ? read_word_at_a_time+0xe/0x20 [ 283.253929][ T8876] gfs2_fill_super+0x1352/0x2bf0 [ 283.255714][ T8876] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.257555][ T8876] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.259623][ T8876] ? set_blocksize+0x2b1/0x350 [ 283.261555][ T8876] ? sb_set_blocksize+0xf6/0x120 [ 283.263401][ T8876] ? setup_bdev_super+0x392/0x720 [ 283.265518][ T8876] get_tree_bdev+0x36f/0x610 [ 283.267415][ T8876] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.269591][ T8876] ? __pfx_get_tree_bdev+0x10/0x10 [ 283.271306][ T8876] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 283.273215][ T8876] ? cap_capable+0x1cf/0x240 [ 283.274803][ T8876] gfs2_get_tree+0x4e/0x280 [ 283.276422][ T8876] vfs_get_tree+0x8f/0x380 [ 283.278232][ T8876] path_mount+0x14e6/0x1f20 [ 283.279728][ T8876] ? kmem_cache_free+0x12e/0x380 [ 283.281416][ T8876] ? __pfx_path_mount+0x10/0x10 [ 283.283035][ T8876] ? putname+0x12e/0x170 [ 283.284472][ T8876] __x64_sys_mount+0x297/0x320 [ 283.286089][ T8876] ? __pfx___x64_sys_mount+0x10/0x10 [ 283.287865][ T8876] do_syscall_64+0xcf/0x260 [ 283.289437][ T8876] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.291443][ T8876] RIP: 0033:0x7fbb4807f5aa [ 283.293012][ T8876] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 283.299502][ T8876] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 283.302300][ T8876] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 283.304935][ T8876] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 283.307565][ T8876] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 283.310266][ T8876] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 283.312904][ T8876] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 283.313900][ T8872] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 283.315521][ T8876] </TASK> [ 283.317433][ T8876] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 283.318518][ T8872] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 283.318518][ T8872] inode = 12 2341 [ 283.318518][ T8872] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 283.319497][ T8876] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 283.333594][ T8872] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 283.337059][ T8872] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8872 [syz-executor.2] __gfs2_lookup+0xa1/0x290 [ 283.341305][ T8872] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 283.344823][ T8872] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 283.347651][ T8872] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 283.350977][ T8872] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 283.354036][ T8872] gfs2: fsid=syz:syz.0: File system withdrawn [ 283.356739][ T8872] CPU: 2 PID: 8872 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 283.361067][ T8872] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 283.365261][ T8872] Call Trace: [ 283.366684][ T8872] <TASK> [ 283.367968][ T8872] dump_stack_lvl+0x16c/0x1f0 [ 283.369938][ T8872] gfs2_withdraw+0xab8/0x1290 [ 283.371760][ T8872] ? __pfx_gfs2_withdraw+0x10/0x10 [ 283.373701][ T8872] ? __pfx_gfs2_meta_read+0x10/0x10 [ 283.375957][ T8872] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 283.378262][ T8872] gfs2_dirent_scan+0x2fc/0x3c0 [ 283.380420][ T8872] ? __pfx_make_vfsuid+0x10/0x10 [ 283.382616][ T8872] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 283.384773][ T8872] ? do_raw_spin_lock+0x12d/0x2c0 [ 283.386582][ T8872] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 283.388936][ T8872] gfs2_dirent_search+0x459/0x5c0 [ 283.391186][ T8872] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 283.393627][ T8872] ? gfs2_permission+0x334/0x500 [ 283.395821][ T8872] ? __pfx_gfs2_glock_wait+0x10/0x10 [ 283.398161][ T8872] gfs2_dir_search+0x98/0x2e0 [ 283.400243][ T8872] ? __pfx_gfs2_dir_search+0x10/0x10 [ 283.402559][ T8872] ? do_raw_spin_unlock+0x172/0x230 [ 283.404864][ T8872] gfs2_lookupi+0x4b9/0x6f0 [ 283.406872][ T8872] ? __pfx_gfs2_lookupi+0x10/0x10 [ 283.409110][ T8872] ? __gfs2_lookup+0xa1/0x290 [ 283.411227][ T8872] ? d_alloc_parallel+0x6bb/0x12b0 [ 283.413484][ T8872] __gfs2_lookup+0xa1/0x290 [ 283.415502][ T8872] ? __pfx___gfs2_lookup+0x10/0x10 [ 283.417763][ T8872] gfs2_atomic_open+0xdd/0x240 [ 283.419890][ T8872] ? __pfx_gfs2_atomic_open+0x10/0x10 [ 283.422208][ T8872] lookup_open.isra.0+0xc98/0x13c0 [ 283.424474][ T8872] ? __pfx_lookup_open.isra.0+0x10/0x10 [ 283.426825][ T8872] ? __startup_64+0x120/0x2a0 [ 283.428880][ T8872] ? __startup_64+0x120/0x2a0 [ 283.430931][ T8872] ? lookup_fast+0x155/0x540 [ 283.432920][ T8872] path_openat+0x92f/0x2990 [ 283.434859][ T8872] ? __pfx_path_openat+0x10/0x10 [ 283.437033][ T8872] ? __pfx___lock_acquire+0x10/0x10 [ 283.439300][ T8872] ? find_held_lock+0x2d/0x110 [ 283.441412][ T8872] do_filp_open+0x1dc/0x430 [ 283.443430][ T8872] ? __pfx_do_filp_open+0x10/0x10 [ 283.445682][ T8872] ? _raw_spin_unlock+0x28/0x50 [ 283.447848][ T8872] ? alloc_fd+0x2d9/0x6c0 [ 283.449704][ T8872] do_sys_openat2+0x17a/0x1e0 [ 283.451728][ T8872] ? __pfx_do_sys_openat2+0x10/0x10 [ 283.453620][ T8872] ? xfd_validate_state+0x5d/0x180 [ 283.455344][ T8872] __x64_sys_open+0x154/0x1e0 [ 283.456947][ T8872] ? __pfx___x64_sys_open+0x10/0x10 [ 283.458677][ T8872] do_syscall_64+0xcf/0x260 [ 283.460248][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.462227][ T8872] RIP: 0033:0x7f9efaa7dea9 [ 283.463720][ T8872] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 283.470146][ T8872] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 283.472902][ T8872] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 283.475584][ T8872] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200025c0 [ 283.478184][ T8872] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 283.480812][ T8872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 283.483431][ T8872] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 283.486044][ T8872] </TASK> [ 283.651007][ T8886] loop0: detected capacity change from 0 to 32768 [ 283.670860][ T8886] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 283.672816][ T8884] loop3: detected capacity change from 0 to 32768 [ 283.673591][ T8886] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 283.683812][ T8886] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 283.693433][ T8884] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 283.697172][ T8884] CPU: 3 PID: 8884 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 283.700108][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 283.701759][ T8884] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 283.704142][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 283.711541][ T8884] Call Trace: [ 283.713061][ T8884] <TASK> [ 283.714400][ T8884] dump_stack_lvl+0x16c/0x1f0 [ 283.716518][ T8884] sysfs_warn_dup+0x7f/0xa0 [ 283.718563][ T8884] sysfs_create_dir_ns+0x24d/0x2b0 [ 283.720919][ T8884] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 283.723280][ T8884] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.725126][ T8884] ? do_raw_spin_unlock+0x172/0x230 [ 283.727318][ T8884] kobject_add_internal+0x2c8/0x990 [ 283.729647][ T8884] kobject_init_and_add+0x11c/0x190 [ 283.731969][ T8884] ? __pfx_kobject_init_and_add+0x10/0x10 [ 283.734474][ T8884] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.736937][ T8884] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.739340][ T8884] gfs2_sys_fs_add+0x207/0x470 [ 283.741484][ T8884] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 283.743861][ T8884] ? __pfx_alloc_workqueue+0x10/0x10 [ 283.746227][ T8884] ? read_word_at_a_time+0xe/0x20 [ 283.748461][ T8884] gfs2_fill_super+0x1352/0x2bf0 [ 283.750691][ T8884] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.752680][ T8884] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.754873][ T8884] ? set_blocksize+0x2b1/0x350 [ 283.757030][ T8884] ? sb_set_blocksize+0xf6/0x120 [ 283.759230][ T8884] ? setup_bdev_super+0x392/0x720 [ 283.761470][ T8884] get_tree_bdev+0x36f/0x610 [ 283.763545][ T8884] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.765910][ T8884] ? __pfx_get_tree_bdev+0x10/0x10 [ 283.768188][ T8884] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 283.770672][ T8884] ? cap_capable+0x1cf/0x240 [ 283.772746][ T8884] gfs2_get_tree+0x4e/0x280 [ 283.774796][ T8884] vfs_get_tree+0x8f/0x380 [ 283.776865][ T8884] path_mount+0x14e6/0x1f20 [ 283.778787][ T8884] ? kmem_cache_free+0x12e/0x380 [ 283.780506][ T8884] ? __pfx_path_mount+0x10/0x10 [ 283.782159][ T8884] ? putname+0x12e/0x170 [ 283.784009][ T8884] __x64_sys_mount+0x297/0x320 [ 283.786177][ T8884] ? __pfx___x64_sys_mount+0x10/0x10 [ 283.788571][ T8884] do_syscall_64+0xcf/0x260 [ 283.790682][ T8884] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.793302][ T8884] RIP: 0033:0x7fb72827f5aa [ 283.795275][ T8884] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 283.802067][ T8884] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 283.804857][ T8884] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 283.807507][ T8884] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 283.810176][ T8884] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 283.812835][ T8884] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 283.815482][ T8884] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 283.818158][ T8884] </TASK> [ 283.820278][ T8884] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 283.824912][ T8884] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 283.825216][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 121ms [ 283.830039][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 283.831889][ T8886] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 283.837820][ T8886] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 283.840938][ T8886] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 283.840938][ T8886] inode = 12 2341 [ 283.840938][ T8886] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 283.841315][ T8888] loop1: detected capacity change from 0 to 32768 [ 283.847180][ T8886] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 283.847204][ T8886] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8886 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 283.847226][ T8886] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 283.847238][ T8886] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 283.852763][ T8888] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 283.853371][ T8886] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 283.857779][ T8888] CPU: 2 PID: 8888 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 283.860584][ T8886] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 283.863680][ T8888] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 283.866323][ T8886] gfs2: fsid=syz:syz.0: File system withdrawn [ 283.870035][ T8888] Call Trace: [ 283.870047][ T8888] <TASK> [ 283.870055][ T8888] dump_stack_lvl+0x16c/0x1f0 [ 283.870085][ T8888] sysfs_warn_dup+0x7f/0xa0 [ 283.870113][ T8888] sysfs_create_dir_ns+0x24d/0x2b0 [ 283.884004][ T8890] loop2: detected capacity change from 0 to 32768 [ 283.884952][ T8888] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 283.891124][ T8890] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 283.892373][ T8888] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.892400][ T8888] ? do_raw_spin_unlock+0x172/0x230 [ 283.905225][ T8888] kobject_add_internal+0x2c8/0x990 [ 283.907541][ T8888] kobject_init_and_add+0x11c/0x190 [ 283.909844][ T8888] ? __pfx_kobject_init_and_add+0x10/0x10 [ 283.912341][ T8888] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.914739][ T8888] ? lockdep_init_map_type+0x16d/0x7d0 [ 283.917198][ T8888] gfs2_sys_fs_add+0x207/0x470 [ 283.919333][ T8888] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 283.921705][ T8888] ? __pfx_alloc_workqueue+0x10/0x10 [ 283.924064][ T8888] ? read_word_at_a_time+0xe/0x20 [ 283.926301][ T8888] gfs2_fill_super+0x1352/0x2bf0 [ 283.928445][ T8888] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.930720][ T8888] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 283.933099][ T8888] ? set_blocksize+0x2b1/0x350 [ 283.935238][ T8888] ? sb_set_blocksize+0xf6/0x120 [ 283.937449][ T8888] ? setup_bdev_super+0x392/0x720 [ 283.939767][ T8888] get_tree_bdev+0x36f/0x610 [ 283.941822][ T8888] ? __pfx_gfs2_fill_super+0x10/0x10 [ 283.944159][ T8888] ? __pfx_get_tree_bdev+0x10/0x10 [ 283.946421][ T8888] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 283.948897][ T8888] ? cap_capable+0x1cf/0x240 [ 283.950963][ T8888] gfs2_get_tree+0x4e/0x280 [ 283.953065][ T8888] vfs_get_tree+0x8f/0x380 [ 283.955073][ T8888] path_mount+0x14e6/0x1f20 [ 283.957121][ T8888] ? kmem_cache_free+0x12e/0x380 [ 283.959319][ T8888] ? __pfx_path_mount+0x10/0x10 [ 283.961502][ T8888] ? putname+0x12e/0x170 [ 283.963352][ T8888] __x64_sys_mount+0x297/0x320 [ 283.965443][ T8888] ? __pfx___x64_sys_mount+0x10/0x10 [ 283.967789][ T8888] do_syscall_64+0xcf/0x260 [ 283.969768][ T8888] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.972370][ T8888] RIP: 0033:0x7fbb4807f5aa [ 283.974424][ T8888] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 283.982641][ T8888] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 283.986338][ T8888] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 283.989725][ T8888] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 283.993126][ T8888] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 283.996092][ T8888] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 283.998765][ T8888] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 284.001468][ T8888] </TASK> [ 284.002533][ T8890] CPU: 3 PID: 8890 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 284.005616][ T8888] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 284.006041][ T8890] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 284.010917][ T8888] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 284.015133][ T8890] Call Trace: [ 284.015147][ T8890] <TASK> [ 284.015156][ T8890] dump_stack_lvl+0x16c/0x1f0 [ 284.015186][ T8890] sysfs_warn_dup+0x7f/0xa0 [ 284.023561][ T8890] sysfs_create_dir_ns+0x24d/0x2b0 [ 284.025302][ T8890] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 284.027184][ T8890] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.029003][ T8890] ? do_raw_spin_unlock+0x172/0x230 [ 284.030788][ T8890] kobject_add_internal+0x2c8/0x990 [ 284.032557][ T8890] kobject_init_and_add+0x11c/0x190 [ 284.034315][ T8890] ? __pfx_kobject_init_and_add+0x10/0x10 [ 284.036241][ T8890] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.038237][ T8890] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.040545][ T8890] gfs2_sys_fs_add+0x207/0x470 [ 284.042167][ T8890] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 284.043972][ T8890] ? __pfx_alloc_workqueue+0x10/0x10 [ 284.045775][ T8890] ? read_word_at_a_time+0xe/0x20 [ 284.047487][ T8890] gfs2_fill_super+0x1352/0x2bf0 [ 284.049209][ T8890] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.051191][ T8890] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.053047][ T8890] ? set_blocksize+0x2b1/0x350 [ 284.054670][ T8890] ? sb_set_blocksize+0xf6/0x120 [ 284.056359][ T8890] ? setup_bdev_super+0x392/0x720 [ 284.058436][ T8890] get_tree_bdev+0x36f/0x610 [ 284.060324][ T8890] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.062099][ T8890] ? __pfx_get_tree_bdev+0x10/0x10 [ 284.063832][ T8890] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 284.065712][ T8890] ? cap_capable+0x1cf/0x240 [ 284.067275][ T8890] gfs2_get_tree+0x4e/0x280 [ 284.068815][ T8890] vfs_get_tree+0x8f/0x380 [ 284.070403][ T8890] path_mount+0x14e6/0x1f20 [ 284.071950][ T8890] ? kmem_cache_free+0x12e/0x380 [ 284.073615][ T8890] ? __pfx_path_mount+0x10/0x10 [ 284.075230][ T8890] ? putname+0x12e/0x170 [ 284.076695][ T8890] __x64_sys_mount+0x297/0x320 [ 284.078317][ T8890] ? __pfx___x64_sys_mount+0x10/0x10 [ 284.080111][ T8890] do_syscall_64+0xcf/0x260 [ 284.081641][ T8890] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 284.083758][ T8890] RIP: 0033:0x7f9efaa7f5aa [ 284.085762][ T8890] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 284.092510][ T8890] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 284.095260][ T8890] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 284.098090][ T8890] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 284.101034][ T8890] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 284.103679][ T8890] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 284.106333][ T8890] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 284.108995][ T8890] </TASK> [ 284.110105][ T8886] CPU: 2 PID: 8886 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 284.110801][ T8890] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 284.113655][ T8886] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 284.113666][ T8886] Call Trace: [ 284.113671][ T8886] <TASK> [ 284.113676][ T8886] dump_stack_lvl+0x16c/0x1f0 [ 284.113695][ T8886] gfs2_withdraw+0xab8/0x1290 [ 284.113712][ T8886] ? __pfx_gfs2_withdraw+0x10/0x10 [ 284.118273][ T8890] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 284.121939][ T8886] gfs2_dirent_scan+0x2fc/0x3c0 [ 284.121966][ T8886] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 284.121981][ T8886] gfs2_dir_read+0x36a/0x14d0 [ 284.121991][ T8886] ? inode_go_held+0x151/0x210 [ 284.122005][ T8886] ? __pfx_inode_go_held+0x10/0x10 [ 284.139885][ T8886] ? gfs2_instantiate+0x1eb/0x250 [ 284.141604][ T8886] ? gfs2_glock_wait+0x1e0/0x330 [ 284.143306][ T8886] ? __pfx_gfs2_dir_read+0x10/0x10 [ 284.145054][ T8886] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 284.146966][ T8886] ? do_raw_spin_unlock+0x172/0x230 [ 284.149422][ T8886] gfs2_readdir+0x13d/0x1d0 [ 284.151549][ T8886] ? __pfx_gfs2_readdir+0x10/0x10 [ 284.153947][ T8886] ? iterate_dir+0x292/0x9e0 [ 284.156225][ T8886] ? selinux_file_permission+0x125/0x590 [ 284.158753][ T8886] iterate_dir+0x292/0x9e0 [ 284.160315][ T8886] __x64_sys_getdents64+0x14f/0x2e0 [ 284.162088][ T8886] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 284.164042][ T8886] ? __pfx_filldir64+0x10/0x10 [ 284.165703][ T8886] do_syscall_64+0xcf/0x260 [ 284.167259][ T8886] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 284.169390][ T8886] RIP: 0033:0x7f0085c7dea9 [ 284.171008][ T8886] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 284.177674][ T8886] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 284.180537][ T8886] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 284.183224][ T8886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 284.185935][ T8886] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 284.188641][ T8886] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 284.191376][ T8886] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 284.194084][ T8886] </TASK> [ 284.387699][ T8897] loop3: detected capacity change from 0 to 32768 [ 284.401871][ T8897] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 284.404666][ T8897] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 284.424088][ T8897] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 284.427618][ T29] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 284.430299][ T29] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 284.478685][ T29] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 48ms [ 284.483282][ T29] gfs2: fsid=syz:syz.0: jid=0: Done [ 284.485165][ T8897] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 284.490285][ T8897] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 284.493375][ T8897] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 284.493375][ T8897] inode = 12 2341 [ 284.493375][ T8897] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 284.499569][ T8897] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 284.504584][ T8897] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8897 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 284.507950][ T8897] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 284.511631][ T8897] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 284.514178][ T8897] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 284.517180][ T8897] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 284.519547][ T8897] gfs2: fsid=syz:syz.0: File system withdrawn [ 284.522334][ T8897] CPU: 1 PID: 8897 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 284.525826][ T8897] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 284.526961][ T8899] loop1: detected capacity change from 0 to 32768 [ 284.529237][ T8897] Call Trace: [ 284.529252][ T8897] <TASK> [ 284.529257][ T8897] dump_stack_lvl+0x16c/0x1f0 [ 284.529278][ T8897] gfs2_withdraw+0xab8/0x1290 [ 284.529481][ T8901] loop2: detected capacity change from 0 to 32768 [ 284.539061][ T8897] ? __pfx_gfs2_withdraw+0x10/0x10 [ 284.540829][ T8897] gfs2_dirent_scan+0x2fc/0x3c0 [ 284.542502][ T8897] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 284.544406][ T8897] gfs2_dir_read+0x36a/0x14d0 [ 284.546022][ T8897] ? inode_go_held+0x151/0x210 [ 284.547677][ T8897] ? __pfx_inode_go_held+0x10/0x10 [ 284.549434][ T8897] ? gfs2_instantiate+0x1eb/0x250 [ 284.551257][ T8897] ? gfs2_glock_wait+0x1e0/0x330 [ 284.552975][ T8897] ? __pfx_gfs2_dir_read+0x10/0x10 [ 284.554780][ T8897] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 284.556464][ T8897] ? do_raw_spin_unlock+0x172/0x230 [ 284.558244][ T8897] gfs2_readdir+0x13d/0x1d0 [ 284.559816][ T8897] ? __pfx_gfs2_readdir+0x10/0x10 [ 284.561534][ T8897] ? iterate_dir+0x292/0x9e0 [ 284.563118][ T8897] ? selinux_file_permission+0x125/0x590 [ 284.565044][ T8897] iterate_dir+0x292/0x9e0 [ 284.566574][ T8897] __x64_sys_getdents64+0x14f/0x2e0 [ 284.568361][ T8897] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 284.570306][ T8897] ? __pfx_filldir64+0x10/0x10 [ 284.571967][ T8897] do_syscall_64+0xcf/0x260 [ 284.573523][ T8897] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 284.574890][ T8901] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 284.575526][ T8897] RIP: 0033:0x7fb72827dea9 [ 284.575539][ T8897] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 284.575549][ T8897] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 284.585430][ T8903] loop0: detected capacity change from 0 to 32768 [ 284.586063][ T8897] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 284.586078][ T8897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 284.586085][ T8897] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 284.586091][ T8897] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 284.586097][ T8897] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 284.586106][ T8897] </TASK> [ 284.586111][ T8901] CPU: 2 PID: 8901 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 284.601105][ T8903] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 284.601827][ T8901] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 284.615144][ T8901] Call Trace: [ 284.616295][ T8901] <TASK> [ 284.617320][ T8901] dump_stack_lvl+0x16c/0x1f0 [ 284.618920][ T8901] sysfs_warn_dup+0x7f/0xa0 [ 284.620465][ T8901] sysfs_create_dir_ns+0x24d/0x2b0 [ 284.622188][ T8901] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 284.624079][ T8901] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.625892][ T8901] ? do_raw_spin_unlock+0x172/0x230 [ 284.627640][ T8901] kobject_add_internal+0x2c8/0x990 [ 284.629422][ T8901] kobject_init_and_add+0x11c/0x190 [ 284.631189][ T8901] ? __pfx_kobject_init_and_add+0x10/0x10 [ 284.633120][ T8901] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.634971][ T8901] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.636807][ T8901] gfs2_sys_fs_add+0x207/0x470 [ 284.638420][ T8901] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 284.640216][ T8901] ? __pfx_alloc_workqueue+0x10/0x10 [ 284.641991][ T8901] ? read_word_at_a_time+0xe/0x20 [ 284.643680][ T8901] gfs2_fill_super+0x1352/0x2bf0 [ 284.645353][ T8901] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.647121][ T8901] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.648961][ T8901] ? set_blocksize+0x2b1/0x350 [ 284.650589][ T8901] ? sb_set_blocksize+0xf6/0x120 [ 284.652260][ T8901] ? setup_bdev_super+0x392/0x720 [ 284.653951][ T8901] get_tree_bdev+0x36f/0x610 [ 284.655500][ T8901] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.657262][ T8901] ? __pfx_get_tree_bdev+0x10/0x10 [ 284.658968][ T8901] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 284.660782][ T8901] ? cap_capable+0x1cf/0x240 [ 284.662308][ T8901] gfs2_get_tree+0x4e/0x280 [ 284.663748][ T8901] vfs_get_tree+0x8f/0x380 [ 284.665214][ T8901] path_mount+0x14e6/0x1f20 [ 284.666741][ T8901] ? kmem_cache_free+0x12e/0x380 [ 284.668414][ T8901] ? __pfx_path_mount+0x10/0x10 [ 284.670069][ T8901] ? putname+0x12e/0x170 [ 284.671444][ T8901] __x64_sys_mount+0x297/0x320 [ 284.673022][ T8901] ? __pfx___x64_sys_mount+0x10/0x10 [ 284.674780][ T8901] do_syscall_64+0xcf/0x260 [ 284.676328][ T8901] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 284.678335][ T8901] RIP: 0033:0x7f9efaa7f5aa [ 284.679856][ T8901] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 284.686281][ T8901] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 284.689119][ T8901] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 284.691786][ T8901] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 284.694424][ T8901] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 284.697065][ T8901] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 284.699769][ T8901] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 284.702610][ T8901] </TASK> [ 284.703757][ T8903] CPU: 0 PID: 8903 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 284.704255][ T8901] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 284.704531][ T8899] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 284.708487][ T8903] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 284.708504][ T8903] Call Trace: [ 284.708513][ T8903] <TASK> [ 284.708521][ T8903] dump_stack_lvl+0x16c/0x1f0 [ 284.708553][ T8903] sysfs_warn_dup+0x7f/0xa0 [ 284.716453][ T8901] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 284.716559][ T8903] sysfs_create_dir_ns+0x24d/0x2b0 [ 284.729783][ T8903] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 284.731706][ T8903] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.733564][ T8903] ? do_raw_spin_unlock+0x172/0x230 [ 284.735376][ T8903] kobject_add_internal+0x2c8/0x990 [ 284.737168][ T8903] kobject_init_and_add+0x11c/0x190 [ 284.738927][ T8903] ? __pfx_kobject_init_and_add+0x10/0x10 [ 284.740883][ T8903] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.742736][ T8903] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.744596][ T8903] gfs2_sys_fs_add+0x207/0x470 [ 284.746231][ T8903] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 284.748031][ T8903] ? __pfx_alloc_workqueue+0x10/0x10 [ 284.749861][ T8903] ? read_word_at_a_time+0xe/0x20 [ 284.751571][ T8903] gfs2_fill_super+0x1352/0x2bf0 [ 284.753263][ T8903] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.755047][ T8903] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.756872][ T8903] ? set_blocksize+0x2b1/0x350 [ 284.758505][ T8903] ? sb_set_blocksize+0xf6/0x120 [ 284.760207][ T8903] ? setup_bdev_super+0x392/0x720 [ 284.761906][ T8903] get_tree_bdev+0x36f/0x610 [ 284.763536][ T8903] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.765407][ T8903] ? __pfx_get_tree_bdev+0x10/0x10 [ 284.767228][ T8903] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 284.769210][ T8903] ? cap_capable+0x1cf/0x240 [ 284.770846][ T8903] gfs2_get_tree+0x4e/0x280 [ 284.772498][ T8903] vfs_get_tree+0x8f/0x380 [ 284.774114][ T8903] path_mount+0x14e6/0x1f20 [ 284.775706][ T8903] ? kmem_cache_free+0x12e/0x380 [ 284.777530][ T8903] ? __pfx_path_mount+0x10/0x10 [ 284.779217][ T8903] ? putname+0x12e/0x170 [ 284.780780][ T8903] __x64_sys_mount+0x297/0x320 [ 284.782517][ T8903] ? __pfx___x64_sys_mount+0x10/0x10 [ 284.784406][ T8903] do_syscall_64+0xcf/0x260 [ 284.786018][ T8903] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 284.788130][ T8903] RIP: 0033:0x7f0085c7f5aa [ 284.789741][ T8903] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 284.796367][ T8903] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 284.799257][ T8903] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 284.802045][ T8903] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 284.804834][ T8903] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 284.807617][ T8903] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 284.810372][ T8903] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 284.813042][ T8903] </TASK> [ 284.814188][ T8899] CPU: 2 PID: 8899 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 284.817560][ T8903] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 284.817831][ T8899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 284.822585][ T8903] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 284.825981][ T8899] Call Trace: [ 284.825989][ T8899] <TASK> [ 284.825994][ T8899] dump_stack_lvl+0x16c/0x1f0 [ 284.826013][ T8899] sysfs_warn_dup+0x7f/0xa0 [ 284.826028][ T8899] sysfs_create_dir_ns+0x24d/0x2b0 [ 284.826044][ T8899] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 284.837557][ T8899] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.839429][ T8899] ? do_raw_spin_unlock+0x172/0x230 [ 284.841287][ T8899] kobject_add_internal+0x2c8/0x990 [ 284.843143][ T8899] kobject_init_and_add+0x11c/0x190 [ 284.844959][ T8899] ? __pfx_kobject_init_and_add+0x10/0x10 [ 284.846967][ T8899] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.848910][ T8899] ? lockdep_init_map_type+0x16d/0x7d0 [ 284.850892][ T8899] gfs2_sys_fs_add+0x207/0x470 [ 284.852663][ T8899] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 284.854472][ T8899] ? __pfx_alloc_workqueue+0x10/0x10 [ 284.856432][ T8899] ? read_word_at_a_time+0xe/0x20 [ 284.858196][ T8899] gfs2_fill_super+0x1352/0x2bf0 [ 284.859976][ T8899] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.861821][ T8899] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 284.863762][ T8899] ? set_blocksize+0x2b1/0x350 [ 284.865449][ T8899] ? sb_set_blocksize+0xf6/0x120 [ 284.867221][ T8899] ? setup_bdev_super+0x392/0x720 [ 284.868988][ T8899] get_tree_bdev+0x36f/0x610 [ 284.870723][ T8899] ? __pfx_gfs2_fill_super+0x10/0x10 [ 284.873075][ T8899] ? __pfx_get_tree_bdev+0x10/0x10 [ 284.874921][ T8899] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 284.877007][ T8899] ? cap_capable+0x1cf/0x240 [ 284.878670][ T8899] gfs2_get_tree+0x4e/0x280 [ 284.880569][ T8899] vfs_get_tree+0x8f/0x380 [ 284.882574][ T8899] path_mount+0x14e6/0x1f20 [ 284.884567][ T8899] ? kmem_cache_free+0x12e/0x380 [ 284.886528][ T8899] ? __pfx_path_mount+0x10/0x10 [ 284.888681][ T8899] ? putname+0x12e/0x170 [ 284.890524][ T8899] __x64_sys_mount+0x297/0x320 [ 284.892679][ T8899] ? __pfx___x64_sys_mount+0x10/0x10 [ 284.894923][ T8899] do_syscall_64+0xcf/0x260 [ 284.896924][ T8899] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 284.899500][ T8899] RIP: 0033:0x7fbb4807f5aa [ 284.901498][ T8899] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 284.909630][ T8899] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 284.912578][ T8899] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 284.915431][ T8899] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 284.918277][ T8899] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 284.921129][ T8899] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 284.923943][ T8899] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 284.926743][ T8899] </TASK> [ 284.930834][ T8899] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 284.935891][ T8899] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 285.240423][ T8912] loop0: detected capacity change from 0 to 32768 [ 285.240455][ T8911] loop2: detected capacity change from 0 to 32768 [ 285.246937][ T8912] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 285.247576][ T8911] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 285.249551][ T8912] CPU: 1 PID: 8912 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 285.256603][ T8912] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 285.257979][ T8911] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 285.260057][ T8912] Call Trace: [ 285.260065][ T8912] <TASK> [ 285.260070][ T8912] dump_stack_lvl+0x16c/0x1f0 [ 285.260089][ T8912] sysfs_warn_dup+0x7f/0xa0 [ 285.260105][ T8912] sysfs_create_dir_ns+0x24d/0x2b0 [ 285.260120][ T8912] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 285.260135][ T8912] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.260146][ T8912] ? do_raw_spin_unlock+0x172/0x230 [ 285.260156][ T8912] kobject_add_internal+0x2c8/0x990 [ 285.260173][ T8912] kobject_init_and_add+0x11c/0x190 [ 285.260182][ T8912] ? __pfx_kobject_init_and_add+0x10/0x10 [ 285.260193][ T8912] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.280062][ T8914] loop1: detected capacity change from 0 to 32768 [ 285.281066][ T8912] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.281089][ T8912] gfs2_sys_fs_add+0x207/0x470 [ 285.281105][ T8912] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 285.290702][ T8912] ? __pfx_alloc_workqueue+0x10/0x10 [ 285.292687][ T8912] ? read_word_at_a_time+0xe/0x20 [ 285.294414][ T8912] gfs2_fill_super+0x1352/0x2bf0 [ 285.295837][ T8916] loop3: detected capacity change from 0 to 32768 [ 285.296137][ T8912] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.300155][ T8912] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.302193][ T8912] ? set_blocksize+0x2b1/0x350 [ 285.303862][ T8912] ? sb_set_blocksize+0xf6/0x120 [ 285.305627][ T8912] ? setup_bdev_super+0x392/0x720 [ 285.307500][ T8912] get_tree_bdev+0x36f/0x610 [ 285.309142][ T8912] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.311145][ T8912] ? __pfx_get_tree_bdev+0x10/0x10 [ 285.312960][ T8912] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 285.314919][ T8912] ? cap_capable+0x1cf/0x240 [ 285.316490][ T8912] gfs2_get_tree+0x4e/0x280 [ 285.318068][ T8912] vfs_get_tree+0x8f/0x380 [ 285.319613][ T8912] path_mount+0x14e6/0x1f20 [ 285.321334][ T8912] ? kmem_cache_free+0x12e/0x380 [ 285.323311][ T8912] ? __pfx_path_mount+0x10/0x10 [ 285.324986][ T8912] ? putname+0x12e/0x170 [ 285.326403][ T8912] __x64_sys_mount+0x297/0x320 [ 285.328153][ T8912] ? __pfx___x64_sys_mount+0x10/0x10 [ 285.329920][ T8912] do_syscall_64+0xcf/0x260 [ 285.331561][ T8912] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 285.333542][ T8912] RIP: 0033:0x7f0085c7f5aa [ 285.335033][ T8912] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 285.341771][ T8912] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.344532][ T8912] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 285.347161][ T8912] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 285.350017][ T8912] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 285.352813][ T8912] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 285.356202][ T8912] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 285.359391][ T8912] </TASK> [ 285.363454][ T8912] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 285.363758][ T8911] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 285.363993][ T8914] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 285.364003][ T8914] CPU: 0 PID: 8914 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 285.364015][ T8914] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 285.364021][ T8914] Call Trace: [ 285.364025][ T8914] <TASK> [ 285.364030][ T8914] dump_stack_lvl+0x16c/0x1f0 [ 285.364048][ T8914] sysfs_warn_dup+0x7f/0xa0 [ 285.364070][ T8914] sysfs_create_dir_ns+0x24d/0x2b0 [ 285.364093][ T8914] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 285.364115][ T8914] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.364133][ T8914] ? do_raw_spin_unlock+0x172/0x230 [ 285.364150][ T8914] kobject_add_internal+0x2c8/0x990 [ 285.364175][ T8914] kobject_init_and_add+0x11c/0x190 [ 285.364191][ T8914] ? __pfx_kobject_init_and_add+0x10/0x10 [ 285.364207][ T8914] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.364230][ T8914] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.364245][ T8914] gfs2_sys_fs_add+0x207/0x470 [ 285.364260][ T8914] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 285.364273][ T8914] ? __pfx_alloc_workqueue+0x10/0x10 [ 285.364288][ T8914] ? read_word_at_a_time+0xe/0x20 [ 285.364298][ T8914] gfs2_fill_super+0x1352/0x2bf0 [ 285.364310][ T8914] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.364319][ T8914] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.364329][ T8914] ? set_blocksize+0x2b1/0x350 [ 285.364342][ T8914] ? sb_set_blocksize+0xf6/0x120 [ 285.364353][ T8914] ? setup_bdev_super+0x392/0x720 [ 285.364367][ T8914] get_tree_bdev+0x36f/0x610 [ 285.364381][ T8914] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.364391][ T8914] ? __pfx_get_tree_bdev+0x10/0x10 [ 285.364405][ T8914] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 285.364417][ T8914] ? cap_capable+0x1cf/0x240 [ 285.364433][ T8914] gfs2_get_tree+0x4e/0x280 [ 285.364447][ T8914] vfs_get_tree+0x8f/0x380 [ 285.364461][ T8914] path_mount+0x14e6/0x1f20 [ 285.364475][ T8914] ? kmem_cache_free+0x12e/0x380 [ 285.364487][ T8914] ? __pfx_path_mount+0x10/0x10 [ 285.364500][ T8914] ? putname+0x12e/0x170 [ 285.364511][ T8914] __x64_sys_mount+0x297/0x320 [ 285.364525][ T8914] ? __pfx___x64_sys_mount+0x10/0x10 [ 285.364539][ T8914] do_syscall_64+0xcf/0x260 [ 285.364550][ T8914] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 285.364567][ T8914] RIP: 0033:0x7fbb4807f5aa [ 285.364575][ T8914] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 285.364585][ T8914] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.364596][ T8914] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 285.364604][ T8914] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 285.364610][ T8914] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 285.364617][ T8914] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 285.364624][ T8914] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 285.364632][ T8914] </TASK> [ 285.364644][ T8914] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 285.364652][ T8914] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 285.368168][ T8912] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 285.371878][ T54] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 285.383890][ T8916] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 285.385095][ T54] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 285.386806][ T8916] CPU: 1 PID: 8916 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 285.412949][ T54] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 285.414757][ T8916] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 285.416541][ T54] gfs2: fsid=syz:syz.0: jid=0: Done [ 285.418249][ T8916] Call Trace: [ 285.421463][ T8911] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 285.421546][ T8916] <TASK> [ 285.425549][ T8911] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 285.427561][ T8916] dump_stack_lvl+0x16c/0x1f0 [ 285.429149][ T8911] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 285.429149][ T8911] inode = 12 2341 [ 285.429149][ T8911] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 285.430770][ T8916] sysfs_warn_dup+0x7f/0xa0 [ 285.430793][ T8916] sysfs_create_dir_ns+0x24d/0x2b0 [ 285.430808][ T8916] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 285.430823][ T8916] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.432775][ T8911] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 285.434092][ T8916] ? do_raw_spin_unlock+0x172/0x230 [ 285.435715][ T8911] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8911 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 285.437611][ T8916] kobject_add_internal+0x2c8/0x990 [ 285.439054][ T8911] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 285.441179][ T8916] kobject_init_and_add+0x11c/0x190 [ 285.441204][ T8916] ? __pfx_kobject_init_and_add+0x10/0x10 [ 285.441222][ T8916] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.441250][ T8916] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.441279][ T8916] gfs2_sys_fs_add+0x207/0x470 [ 285.444847][ T8911] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 285.445276][ T8916] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 285.447256][ T8911] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 285.449298][ T8916] ? __pfx_alloc_workqueue+0x10/0x10 [ 285.455822][ T8911] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 285.459485][ T8916] ? read_word_at_a_time+0xe/0x20 [ 285.462945][ T8911] gfs2: fsid=syz:syz.0: File system withdrawn [ 285.465675][ T8916] gfs2_fill_super+0x1352/0x2bf0 [ 285.582856][ T8916] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.585222][ T8916] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.587519][ T8916] ? set_blocksize+0x2b1/0x350 [ 285.589652][ T8916] ? sb_set_blocksize+0xf6/0x120 [ 285.591467][ T8916] ? setup_bdev_super+0x392/0x720 [ 285.593204][ T8916] get_tree_bdev+0x36f/0x610 [ 285.594770][ T8916] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.596659][ T8916] ? __pfx_get_tree_bdev+0x10/0x10 [ 285.598439][ T8916] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 285.600902][ T8916] ? cap_capable+0x1cf/0x240 [ 285.602832][ T8916] gfs2_get_tree+0x4e/0x280 [ 285.604797][ T8916] vfs_get_tree+0x8f/0x380 [ 285.606825][ T8916] path_mount+0x14e6/0x1f20 [ 285.609027][ T8916] ? kmem_cache_free+0x12e/0x380 [ 285.611260][ T8916] ? __pfx_path_mount+0x10/0x10 [ 285.613509][ T8916] ? putname+0x12e/0x170 [ 285.615436][ T8916] __x64_sys_mount+0x297/0x320 [ 285.617487][ T8916] ? __pfx___x64_sys_mount+0x10/0x10 [ 285.619303][ T8916] do_syscall_64+0xcf/0x260 [ 285.621084][ T8916] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 285.623793][ T8916] RIP: 0033:0x7fb72827f5aa [ 285.625385][ T8916] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 285.632173][ T8916] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.635487][ T8916] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 285.638869][ T8916] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 285.642250][ T8916] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 285.645609][ T8916] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 285.648983][ T8916] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 285.652363][ T8916] </TASK> [ 285.653770][ T8911] CPU: 3 PID: 8911 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 285.657283][ T8911] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 285.657388][ T8916] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 285.660715][ T8911] Call Trace: [ 285.660724][ T8911] <TASK> [ 285.660729][ T8911] dump_stack_lvl+0x16c/0x1f0 [ 285.660748][ T8911] gfs2_withdraw+0xab8/0x1290 [ 285.660764][ T8911] ? __pfx_gfs2_withdraw+0x10/0x10 [ 285.666565][ T8916] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 285.667707][ T8911] gfs2_dirent_scan+0x2fc/0x3c0 [ 285.677727][ T8911] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 285.679608][ T8911] gfs2_dir_read+0x36a/0x14d0 [ 285.681330][ T8911] ? inode_go_held+0x151/0x210 [ 285.682971][ T8911] ? __pfx_inode_go_held+0x10/0x10 [ 285.684712][ T8911] ? gfs2_instantiate+0x1eb/0x250 [ 285.686419][ T8911] ? gfs2_glock_wait+0x1e0/0x330 [ 285.688120][ T8911] ? __pfx_gfs2_dir_read+0x10/0x10 [ 285.689981][ T8911] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 285.692045][ T8911] ? do_raw_spin_unlock+0x172/0x230 [ 285.694378][ T8911] gfs2_readdir+0x13d/0x1d0 [ 285.696554][ T8911] ? __pfx_gfs2_readdir+0x10/0x10 [ 285.698838][ T8911] ? iterate_dir+0x292/0x9e0 [ 285.700926][ T8911] ? selinux_file_permission+0x125/0x590 [ 285.702950][ T8911] iterate_dir+0x292/0x9e0 [ 285.704552][ T8911] __x64_sys_getdents64+0x14f/0x2e0 [ 285.706434][ T8911] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 285.708983][ T8911] ? __pfx_filldir64+0x10/0x10 [ 285.711156][ T8911] do_syscall_64+0xcf/0x260 [ 285.713185][ T8911] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 285.715907][ T8911] RIP: 0033:0x7f9efaa7dea9 [ 285.717903][ T8911] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 285.726360][ T8911] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 285.730159][ T8911] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 285.733831][ T8922] loop1: detected capacity change from 0 to 32768 [ 285.736748][ T8911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 285.740336][ T8911] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 285.743340][ T8911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 285.746383][ T8911] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 285.749376][ T8911] </TASK> [ 285.752554][ T8922] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 285.755197][ T8922] CPU: 0 PID: 8922 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 285.758655][ T8922] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 285.762069][ T8922] Call Trace: [ 285.763216][ T8922] <TASK> [ 285.764225][ T8922] dump_stack_lvl+0x16c/0x1f0 [ 285.765795][ T8922] sysfs_warn_dup+0x7f/0xa0 [ 285.767333][ T8922] sysfs_create_dir_ns+0x24d/0x2b0 [ 285.769089][ T8922] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 285.771000][ T8922] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.772776][ T8922] ? do_raw_spin_unlock+0x172/0x230 [ 285.774516][ T8922] kobject_add_internal+0x2c8/0x990 [ 285.776318][ T8922] kobject_init_and_add+0x11c/0x190 [ 285.778080][ T8922] ? __pfx_kobject_init_and_add+0x10/0x10 [ 285.780008][ T8922] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.781874][ T8922] ? lockdep_init_map_type+0x16d/0x7d0 [ 285.783737][ T8922] gfs2_sys_fs_add+0x207/0x470 [ 285.785360][ T8922] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 285.787141][ T8922] ? __pfx_alloc_workqueue+0x10/0x10 [ 285.788956][ T8922] ? read_word_at_a_time+0xe/0x20 [ 285.790624][ T8922] gfs2_fill_super+0x1352/0x2bf0 [ 285.792266][ T8922] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.794059][ T8922] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 285.795911][ T8922] ? set_blocksize+0x2b1/0x350 [ 285.797522][ T8922] ? sb_set_blocksize+0xf6/0x120 [ 285.799197][ T8922] ? setup_bdev_super+0x392/0x720 [ 285.800935][ T8922] get_tree_bdev+0x36f/0x610 [ 285.802511][ T8922] ? __pfx_gfs2_fill_super+0x10/0x10 [ 285.804343][ T8922] ? __pfx_get_tree_bdev+0x10/0x10 [ 285.806073][ T8922] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 285.807984][ T8922] ? cap_capable+0x1cf/0x240 [ 285.809571][ T8922] gfs2_get_tree+0x4e/0x280 [ 285.811147][ T8922] vfs_get_tree+0x8f/0x380 [ 285.812698][ T8922] path_mount+0x14e6/0x1f20 [ 285.814292][ T8922] ? kmem_cache_free+0x12e/0x380 [ 285.816028][ T8922] ? __pfx_path_mount+0x10/0x10 [ 285.817696][ T8922] ? putname+0x12e/0x170 [ 285.819120][ T8922] __x64_sys_mount+0x297/0x320 [ 285.820752][ T8922] ? __pfx___x64_sys_mount+0x10/0x10 [ 285.822561][ T8922] do_syscall_64+0xcf/0x260 [ 285.824114][ T8922] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 285.826130][ T8922] RIP: 0033:0x7fbb4807f5aa [ 285.827624][ T8922] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 285.834100][ T8922] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 285.836914][ T8922] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 285.839567][ T8922] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 285.842198][ T8922] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 285.844866][ T8922] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 285.847522][ T8922] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 285.850244][ T8922] </TASK> [ 285.853234][ T8922] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 285.857855][ T8922] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 286.177886][ T8926] loop3: detected capacity change from 0 to 32768 [ 286.191049][ T8926] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 286.198874][ T8930] loop0: detected capacity change from 0 to 32768 [ 286.202837][ T8930] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 286.202916][ T8926] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 286.205878][ T8930] CPU: 3 PID: 8930 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 286.205899][ T8930] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 286.205908][ T8930] Call Trace: [ 286.206108][ T8929] loop1: detected capacity change from 0 to 32768 [ 286.220440][ T8930] <TASK> [ 286.221670][ T8930] dump_stack_lvl+0x16c/0x1f0 [ 286.223646][ T8930] sysfs_warn_dup+0x7f/0xa0 [ 286.225566][ T8930] sysfs_create_dir_ns+0x24d/0x2b0 [ 286.227694][ T8930] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 286.230054][ T8930] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.232449][ T8930] ? do_raw_spin_unlock+0x172/0x230 [ 286.234671][ T8930] kobject_add_internal+0x2c8/0x990 [ 286.236911][ T8930] kobject_init_and_add+0x11c/0x190 [ 286.239149][ T8930] ? __pfx_kobject_init_and_add+0x10/0x10 [ 286.241654][ T8930] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.244122][ T8930] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.246499][ T8930] gfs2_sys_fs_add+0x207/0x470 [ 286.248599][ T8930] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 286.250896][ T8930] ? __pfx_alloc_workqueue+0x10/0x10 [ 286.253179][ T8930] ? read_word_at_a_time+0xe/0x20 [ 286.255439][ T8930] gfs2_fill_super+0x1352/0x2bf0 [ 286.256427][ T8932] loop2: detected capacity change from 0 to 32768 [ 286.257623][ T8930] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.257646][ T8930] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.264498][ T8930] ? set_blocksize+0x2b1/0x350 [ 286.266171][ T8930] ? sb_set_blocksize+0xf6/0x120 [ 286.267842][ T8930] ? setup_bdev_super+0x392/0x720 [ 286.269513][ T8930] get_tree_bdev+0x36f/0x610 [ 286.271071][ T8930] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.272837][ T8930] ? __pfx_get_tree_bdev+0x10/0x10 [ 286.274548][ T8930] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 286.276434][ T8930] ? cap_capable+0x1cf/0x240 [ 286.277972][ T8930] gfs2_get_tree+0x4e/0x280 [ 286.279498][ T8930] vfs_get_tree+0x8f/0x380 [ 286.281001][ T8930] path_mount+0x14e6/0x1f20 [ 286.282520][ T8930] ? kmem_cache_free+0x12e/0x380 [ 286.284173][ T8930] ? __pfx_path_mount+0x10/0x10 [ 286.285794][ T8930] ? putname+0x12e/0x170 [ 286.287204][ T8930] __x64_sys_mount+0x297/0x320 [ 286.288812][ T8930] ? __pfx___x64_sys_mount+0x10/0x10 [ 286.290579][ T8930] do_syscall_64+0xcf/0x260 [ 286.292101][ T8930] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.294061][ T8930] RIP: 0033:0x7f0085c7f5aa [ 286.295551][ T8930] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 286.301866][ T8930] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.304609][ T8930] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 286.307217][ T8930] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 286.309831][ T8930] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 286.312442][ T8930] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 286.315033][ T8930] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 286.317646][ T8930] </TASK> [ 286.320000][ T8930] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 286.320987][ T8929] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 286.322059][ T8932] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 286.322074][ T8932] CPU: 1 PID: 8932 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 286.322095][ T8932] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 286.322106][ T8932] Call Trace: 2024/04/30 20:39:16 executed programs: 1120 [ 286.322113][ T8932] <TASK> [ 286.322120][ T8932] dump_stack_lvl+0x16c/0x1f0 [ 286.322149][ T8932] sysfs_warn_dup+0x7f/0xa0 [ 286.322177][ T8932] sysfs_create_dir_ns+0x24d/0x2b0 [ 286.322204][ T8932] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 286.322231][ T8932] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.322252][ T8932] ? do_raw_spin_unlock+0x172/0x230 [ 286.322271][ T8932] kobject_add_internal+0x2c8/0x990 [ 286.322299][ T8932] kobject_init_and_add+0x11c/0x190 [ 286.322318][ T8932] ? __pfx_kobject_init_and_add+0x10/0x10 [ 286.322336][ T8932] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.322364][ T8932] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.322392][ T8932] gfs2_sys_fs_add+0x207/0x470 [ 286.322418][ T8932] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 286.322443][ T8932] ? __pfx_alloc_workqueue+0x10/0x10 [ 286.322470][ T8932] ? read_word_at_a_time+0xe/0x20 [ 286.322488][ T8932] gfs2_fill_super+0x1352/0x2bf0 [ 286.322509][ T8932] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.322527][ T8932] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.322545][ T8932] ? set_blocksize+0x2b1/0x350 [ 286.322568][ T8932] ? sb_set_blocksize+0xf6/0x120 [ 286.322589][ T8932] ? setup_bdev_super+0x392/0x720 [ 286.322613][ T8932] get_tree_bdev+0x36f/0x610 [ 286.322637][ T8932] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.322655][ T8932] ? __pfx_get_tree_bdev+0x10/0x10 [ 286.322680][ T8932] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 286.322703][ T8932] ? cap_capable+0x1cf/0x240 [ 286.322731][ T8932] gfs2_get_tree+0x4e/0x280 [ 286.322758][ T8932] vfs_get_tree+0x8f/0x380 [ 286.322784][ T8932] path_mount+0x14e6/0x1f20 [ 286.322810][ T8932] ? kmem_cache_free+0x12e/0x380 [ 286.322830][ T8932] ? __pfx_path_mount+0x10/0x10 [ 286.322855][ T8932] ? putname+0x12e/0x170 [ 286.322881][ T8932] __x64_sys_mount+0x297/0x320 [ 286.322907][ T8932] ? __pfx___x64_sys_mount+0x10/0x10 [ 286.322919][ T8926] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 286.322935][ T8932] do_syscall_64+0xcf/0x260 [ 286.322953][ T8932] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.322983][ T8932] RIP: 0033:0x7f9efaa7f5aa [ 286.322998][ T8932] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 286.323014][ T8932] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.323034][ T8932] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 286.323047][ T8932] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 286.323060][ T8932] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 286.323073][ T8932] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 286.323086][ T8932] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 286.323101][ T8932] </TASK> [ 286.323123][ T8932] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 286.323136][ T8932] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 286.323684][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 286.323694][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 286.337554][ T8930] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 286.338579][ T8929] CPU: 0 PID: 8929 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 286.360058][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 286.361635][ T8929] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 286.363575][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 286.365150][ T8929] Call Trace: [ 286.365160][ T8929] <TASK> [ 286.366805][ T8926] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 286.368543][ T8929] dump_stack_lvl+0x16c/0x1f0 [ 286.458725][ T8929] sysfs_warn_dup+0x7f/0xa0 [ 286.460265][ T8929] sysfs_create_dir_ns+0x24d/0x2b0 [ 286.462006][ T8929] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 286.463894][ T8929] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.465684][ T8929] ? do_raw_spin_unlock+0x172/0x230 [ 286.467408][ T8929] kobject_add_internal+0x2c8/0x990 [ 286.469172][ T8929] kobject_init_and_add+0x11c/0x190 [ 286.470942][ T8929] ? __pfx_kobject_init_and_add+0x10/0x10 [ 286.472850][ T8929] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.474668][ T8929] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.476496][ T8929] gfs2_sys_fs_add+0x207/0x470 [ 286.478121][ T8929] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 286.479900][ T8929] ? __pfx_alloc_workqueue+0x10/0x10 [ 286.481698][ T8929] ? read_word_at_a_time+0xe/0x20 [ 286.483386][ T8929] gfs2_fill_super+0x1352/0x2bf0 [ 286.485094][ T8929] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.486851][ T8929] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.488681][ T8929] ? set_blocksize+0x2b1/0x350 [ 286.490083][ T8926] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 286.490349][ T8929] ? sb_set_blocksize+0xf6/0x120 [ 286.493115][ T8926] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 286.493115][ T8926] inode = 12 2341 [ 286.493115][ T8926] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 286.495170][ T8929] ? setup_bdev_super+0x392/0x720 [ 286.502657][ T8926] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 286.503155][ T8929] get_tree_bdev+0x36f/0x610 [ 286.506176][ T8926] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8926 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 286.507745][ T8929] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.512822][ T8929] ? __pfx_get_tree_bdev+0x10/0x10 [ 286.514583][ T8929] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 286.516491][ T8929] ? cap_capable+0x1cf/0x240 [ 286.518083][ T8929] gfs2_get_tree+0x4e/0x280 [ 286.519625][ T8929] vfs_get_tree+0x8f/0x380 [ 286.521178][ T8929] path_mount+0x14e6/0x1f20 [ 286.522704][ T8929] ? kmem_cache_free+0x12e/0x380 [ 286.524375][ T8929] ? __pfx_path_mount+0x10/0x10 [ 286.526015][ T8929] ? putname+0x12e/0x170 [ 286.527457][ T8929] __x64_sys_mount+0x297/0x320 [ 286.529050][ T8929] ? __pfx___x64_sys_mount+0x10/0x10 [ 286.529741][ T8926] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 286.530797][ T8929] do_syscall_64+0xcf/0x260 [ 286.533565][ T8926] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 286.535079][ T8929] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.537489][ T8926] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 286.539439][ T8929] RIP: 0033:0x7fbb4807f5aa [ 286.543947][ T8929] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 286.549717][ T8926] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 286.550312][ T8929] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.554640][ T8926] gfs2: fsid=syz:syz.0: File system withdrawn [ 286.555267][ T8929] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 286.560005][ T8929] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 286.562653][ T8929] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 286.565264][ T8929] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 286.567866][ T8929] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 286.570495][ T8929] </TASK> [ 286.571806][ T8926] CPU: 2 PID: 8926 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 286.573455][ T8929] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 286.576028][ T8926] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 286.576043][ T8926] Call Trace: [ 286.576051][ T8926] <TASK> [ 286.576058][ T8926] dump_stack_lvl+0x16c/0x1f0 [ 286.580713][ T8929] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 286.583926][ T8926] gfs2_withdraw+0xab8/0x1290 [ 286.583949][ T8926] ? __pfx_gfs2_withdraw+0x10/0x10 [ 286.583964][ T8926] gfs2_dirent_scan+0x2fc/0x3c0 [ 286.585608][ T8938] loop2: detected capacity change from 0 to 32768 [ 286.586128][ T8926] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 286.586156][ T8926] gfs2_dir_read+0x36a/0x14d0 [ 286.599331][ T8938] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 286.600445][ T8926] ? inode_go_held+0x151/0x210 [ 286.600464][ T8926] ? __pfx_inode_go_held+0x10/0x10 [ 286.600477][ T8926] ? gfs2_instantiate+0x1eb/0x250 [ 286.600488][ T8926] ? gfs2_glock_wait+0x1e0/0x330 [ 286.600500][ T8926] ? __pfx_gfs2_dir_read+0x10/0x10 [ 286.600510][ T8926] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 286.600523][ T8926] ? do_raw_spin_unlock+0x172/0x230 [ 286.600534][ T8926] gfs2_readdir+0x13d/0x1d0 [ 286.600548][ T8926] ? __pfx_gfs2_readdir+0x10/0x10 [ 286.600562][ T8926] ? iterate_dir+0x292/0x9e0 [ 286.619487][ T8926] ? selinux_file_permission+0x125/0x590 [ 286.621387][ T8926] iterate_dir+0x292/0x9e0 [ 286.622889][ T8926] __x64_sys_getdents64+0x14f/0x2e0 [ 286.624649][ T8926] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 286.626556][ T8926] ? __pfx_filldir64+0x10/0x10 [ 286.628177][ T8926] do_syscall_64+0xcf/0x260 [ 286.629703][ T8926] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.631773][ T8926] RIP: 0033:0x7fb72827dea9 [ 286.633359][ T8926] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 286.639739][ T8926] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 286.642522][ T8926] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 286.645174][ T8926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 286.647837][ T8926] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 286.650470][ T8926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 286.653104][ T8926] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 286.655736][ T8926] </TASK> [ 286.656803][ T8938] CPU: 3 PID: 8938 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 286.660316][ T8938] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 286.663703][ T8938] Call Trace: [ 286.664868][ T8938] <TASK> [ 286.665882][ T8938] dump_stack_lvl+0x16c/0x1f0 [ 286.667485][ T8938] sysfs_warn_dup+0x7f/0xa0 [ 286.669047][ T8938] sysfs_create_dir_ns+0x24d/0x2b0 [ 286.670787][ T8938] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 286.672693][ T8938] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.674512][ T8938] ? do_raw_spin_unlock+0x172/0x230 [ 286.676340][ T8938] kobject_add_internal+0x2c8/0x990 [ 286.678523][ T8938] kobject_init_and_add+0x11c/0x190 [ 286.680370][ T8938] ? __pfx_kobject_init_and_add+0x10/0x10 [ 286.682308][ T8938] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.684183][ T8938] ? lockdep_init_map_type+0x16d/0x7d0 [ 286.686036][ T8938] gfs2_sys_fs_add+0x207/0x470 [ 286.687680][ T8938] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 286.689493][ T8938] ? __pfx_alloc_workqueue+0x10/0x10 [ 286.691322][ T8938] ? read_word_at_a_time+0xe/0x20 [ 286.693043][ T8938] gfs2_fill_super+0x1352/0x2bf0 [ 286.694729][ T8938] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.696537][ T8938] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 286.698358][ T8938] ? set_blocksize+0x2b1/0x350 [ 286.700009][ T8938] ? sb_set_blocksize+0xf6/0x120 [ 286.701689][ T8938] ? setup_bdev_super+0x392/0x720 [ 286.703843][ T8938] get_tree_bdev+0x36f/0x610 [ 286.705796][ T8938] ? __pfx_gfs2_fill_super+0x10/0x10 [ 286.708069][ T8938] ? __pfx_get_tree_bdev+0x10/0x10 [ 286.710250][ T8938] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 286.712632][ T8938] ? cap_capable+0x1cf/0x240 [ 286.714600][ T8938] gfs2_get_tree+0x4e/0x280 [ 286.716541][ T8938] vfs_get_tree+0x8f/0x380 [ 286.718441][ T8938] path_mount+0x14e6/0x1f20 [ 286.720383][ T8938] ? kmem_cache_free+0x12e/0x380 [ 286.722472][ T8938] ? __pfx_path_mount+0x10/0x10 [ 286.724551][ T8938] ? putname+0x12e/0x170 [ 286.726344][ T8938] __x64_sys_mount+0x297/0x320 [ 286.728397][ T8938] ? __pfx___x64_sys_mount+0x10/0x10 [ 286.730208][ T8938] do_syscall_64+0xcf/0x260 [ 286.732143][ T8938] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.734634][ T8938] RIP: 0033:0x7f9efaa7f5aa [ 286.736668][ T8938] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 286.744763][ T8938] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.748274][ T8938] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 286.751597][ T8938] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 286.754924][ T8938] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 286.758241][ T8938] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 286.761574][ T8938] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 286.764584][ T8938] </TASK> [ 286.766896][ T8938] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 286.771690][ T8938] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 287.063360][ T8942] loop1: detected capacity change from 0 to 32768 [ 287.071828][ T8942] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 287.077733][ T8942] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 287.087420][ T8942] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 287.095613][ T8946] loop2: detected capacity change from 0 to 32768 [ 287.096977][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 287.100381][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 287.103388][ T8946] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 287.106927][ T8944] loop0: detected capacity change from 0 to 32768 [ 287.108690][ T8946] CPU: 2 PID: 8946 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 287.112619][ T8946] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 287.115960][ T8946] Call Trace: [ 287.117140][ T8946] <TASK> [ 287.118167][ T8946] dump_stack_lvl+0x16c/0x1f0 [ 287.119905][ T8946] sysfs_warn_dup+0x7f/0xa0 [ 287.121451][ T8946] sysfs_create_dir_ns+0x24d/0x2b0 [ 287.123203][ T8946] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 287.125107][ T8946] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.126895][ T8946] ? do_raw_spin_unlock+0x172/0x230 [ 287.128651][ T8946] kobject_add_internal+0x2c8/0x990 [ 287.130496][ T8946] kobject_init_and_add+0x11c/0x190 [ 287.132258][ T8946] ? __pfx_kobject_init_and_add+0x10/0x10 [ 287.134184][ T8946] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.136023][ T8946] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.137866][ T8946] gfs2_sys_fs_add+0x207/0x470 [ 287.139565][ T8946] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 287.141487][ T8946] ? __pfx_alloc_workqueue+0x10/0x10 [ 287.143257][ T8946] ? read_word_at_a_time+0xe/0x20 [ 287.144965][ T8946] gfs2_fill_super+0x1352/0x2bf0 [ 287.146626][ T8946] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.148406][ T8946] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.150235][ T8946] ? set_blocksize+0x2b1/0x350 [ 287.151888][ T8946] ? sb_set_blocksize+0xf6/0x120 [ 287.153557][ T8946] ? setup_bdev_super+0x392/0x720 [ 287.155249][ T8946] get_tree_bdev+0x36f/0x610 [ 287.156831][ T8946] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.158607][ T8946] ? __pfx_get_tree_bdev+0x10/0x10 [ 287.160370][ T8946] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 287.162249][ T8946] ? cap_capable+0x1cf/0x240 [ 287.163839][ T8946] gfs2_get_tree+0x4e/0x280 [ 287.165377][ T8946] vfs_get_tree+0x8f/0x380 [ 287.166889][ T8946] path_mount+0x14e6/0x1f20 [ 287.168450][ T8946] ? kmem_cache_free+0x12e/0x380 [ 287.170156][ T8946] ? __pfx_path_mount+0x10/0x10 [ 287.171810][ T8946] ? putname+0x12e/0x170 [ 287.173216][ T8946] __x64_sys_mount+0x297/0x320 [ 287.174812][ T8946] ? __pfx___x64_sys_mount+0x10/0x10 [ 287.176579][ T8946] do_syscall_64+0xcf/0x260 [ 287.178173][ T8946] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.180154][ T8946] RIP: 0033:0x7f9efaa7f5aa [ 287.181594][ T8946] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 287.187866][ T8946] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 287.190773][ T8946] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 287.193401][ T8946] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 287.195993][ T8946] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 287.198599][ T8946] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 287.201236][ T8946] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 287.203848][ T8946] </TASK> [ 287.206284][ T8946] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 287.211255][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 110ms [ 287.211424][ T8946] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 287.212657][ T8944] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 287.212667][ T8944] CPU: 1 PID: 8944 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 287.212678][ T8944] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 287.212684][ T8944] Call Trace: [ 287.212688][ T8944] <TASK> [ 287.212692][ T8944] dump_stack_lvl+0x16c/0x1f0 [ 287.212711][ T8944] sysfs_warn_dup+0x7f/0xa0 [ 287.212726][ T8944] sysfs_create_dir_ns+0x24d/0x2b0 [ 287.212741][ T8944] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 287.212756][ T8944] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.212767][ T8944] ? do_raw_spin_unlock+0x172/0x230 [ 287.212777][ T8944] kobject_add_internal+0x2c8/0x990 [ 287.212794][ T8944] kobject_init_and_add+0x11c/0x190 [ 287.212810][ T8944] ? __pfx_kobject_init_and_add+0x10/0x10 [ 287.212820][ T8944] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.212835][ T8944] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.212850][ T8944] gfs2_sys_fs_add+0x207/0x470 [ 287.212864][ T8944] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 287.212877][ T8944] ? __pfx_alloc_workqueue+0x10/0x10 [ 287.212892][ T8944] ? read_word_at_a_time+0xe/0x20 [ 287.212907][ T8944] gfs2_fill_super+0x1352/0x2bf0 [ 287.212921][ T8944] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.212931][ T8944] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.212941][ T8944] ? set_blocksize+0x2b1/0x350 [ 287.212954][ T8944] ? sb_set_blocksize+0xf6/0x120 [ 287.212966][ T8944] ? setup_bdev_super+0x392/0x720 [ 287.212979][ T8944] get_tree_bdev+0x36f/0x610 [ 287.212993][ T8944] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.213003][ T8944] ? __pfx_get_tree_bdev+0x10/0x10 [ 287.213016][ T8944] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 287.213029][ T8944] ? cap_capable+0x1cf/0x240 [ 287.213044][ T8944] gfs2_get_tree+0x4e/0x280 [ 287.213058][ T8944] vfs_get_tree+0x8f/0x380 [ 287.213072][ T8944] path_mount+0x14e6/0x1f20 [ 287.213087][ T8944] ? kmem_cache_free+0x12e/0x380 [ 287.213098][ T8944] ? __pfx_path_mount+0x10/0x10 [ 287.213111][ T8944] ? putname+0x12e/0x170 [ 287.213122][ T8944] __x64_sys_mount+0x297/0x320 [ 287.213136][ T8944] ? __pfx___x64_sys_mount+0x10/0x10 [ 287.213153][ T8944] do_syscall_64+0xcf/0x260 [ 287.213165][ T8944] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.213182][ T8944] RIP: 0033:0x7f0085c7f5aa [ 287.213191][ T8944] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 287.213201][ T8944] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 287.213212][ T8944] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 287.213220][ T8944] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 287.213226][ T8944] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 287.213233][ T8944] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 287.213239][ T8944] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 287.213247][ T8944] </TASK> [ 287.213260][ T8944] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 287.213267][ T8944] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 287.213919][ T8948] loop3: detected capacity change from 0 to 32768 [ 287.217055][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 287.222441][ T8948] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 287.225593][ T8942] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 287.226806][ T8948] CPU: 2 PID: 8948 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 287.232119][ T8942] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 287.232636][ T8948] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 287.234676][ T8942] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 287.234676][ T8942] inode = 12 2341 [ 287.234676][ T8942] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 287.236441][ T8948] Call Trace: [ 287.236448][ T8948] <TASK> [ 287.238186][ T8942] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 287.239899][ T8948] dump_stack_lvl+0x16c/0x1f0 [ 287.239920][ T8948] sysfs_warn_dup+0x7f/0xa0 [ 287.239936][ T8948] sysfs_create_dir_ns+0x24d/0x2b0 [ 287.239951][ T8948] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 287.239966][ T8948] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.239977][ T8948] ? do_raw_spin_unlock+0x172/0x230 [ 287.239988][ T8948] kobject_add_internal+0x2c8/0x990 [ 287.240003][ T8948] kobject_init_and_add+0x11c/0x190 [ 287.240013][ T8948] ? __pfx_kobject_init_and_add+0x10/0x10 [ 287.240023][ T8948] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.240038][ T8948] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.242214][ T8942] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8942 [syz-executor.1] iterate_dir+0x292/0x9e0 [ 287.243660][ T8948] gfs2_sys_fs_add+0x207/0x470 [ 287.243679][ T8948] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 287.243692][ T8948] ? __pfx_alloc_workqueue+0x10/0x10 [ 287.245619][ T8942] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 287.247406][ T8948] ? read_word_at_a_time+0xe/0x20 [ 287.249075][ T8942] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 287.250835][ T8948] gfs2_fill_super+0x1352/0x2bf0 [ 287.250854][ T8948] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.250864][ T8948] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.250875][ T8948] ? set_blocksize+0x2b1/0x350 [ 287.250887][ T8948] ? sb_set_blocksize+0xf6/0x120 [ 287.250898][ T8948] ? setup_bdev_super+0x392/0x720 [ 287.250913][ T8948] get_tree_bdev+0x36f/0x610 [ 287.250926][ T8948] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.252781][ T8942] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 287.254330][ T8948] ? __pfx_get_tree_bdev+0x10/0x10 [ 287.256067][ T8942] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 287.257813][ T8948] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 287.260314][ T8942] gfs2: fsid=syz:syz.0: File system withdrawn [ 287.261243][ T8948] ? cap_capable+0x1cf/0x240 [ 287.261261][ T8948] gfs2_get_tree+0x4e/0x280 [ 287.261277][ T8948] vfs_get_tree+0x8f/0x380 [ 287.411620][ T8948] path_mount+0x14e6/0x1f20 [ 287.413145][ T8948] ? kmem_cache_free+0x12e/0x380 [ 287.414786][ T8948] ? __pfx_path_mount+0x10/0x10 [ 287.416428][ T8948] ? putname+0x12e/0x170 [ 287.417848][ T8948] __x64_sys_mount+0x297/0x320 [ 287.419449][ T8948] ? __pfx___x64_sys_mount+0x10/0x10 [ 287.421231][ T8948] do_syscall_64+0xcf/0x260 [ 287.422743][ T8948] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.424730][ T8948] RIP: 0033:0x7fb72827f5aa [ 287.426223][ T8948] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 287.432619][ T8948] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 287.435368][ T8948] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 287.437994][ T8948] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 287.440607][ T8948] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 287.443204][ T8948] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 287.445834][ T8948] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 287.448463][ T8948] </TASK> [ 287.449509][ T8942] CPU: 1 PID: 8942 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 287.451812][ T8948] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 287.453042][ T8942] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 287.453053][ T8942] Call Trace: [ 287.453059][ T8942] <TASK> [ 287.453064][ T8942] dump_stack_lvl+0x16c/0x1f0 [ 287.453083][ T8942] gfs2_withdraw+0xab8/0x1290 [ 287.457958][ T8948] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 287.461196][ T8942] ? __pfx_gfs2_withdraw+0x10/0x10 [ 287.461219][ T8942] gfs2_dirent_scan+0x2fc/0x3c0 [ 287.461234][ T8942] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 287.461249][ T8942] gfs2_dir_read+0x36a/0x14d0 [ 287.461259][ T8942] ? inode_go_held+0x151/0x210 [ 287.461272][ T8942] ? __pfx_inode_go_held+0x10/0x10 [ 287.461285][ T8942] ? gfs2_instantiate+0x1eb/0x250 [ 287.461296][ T8942] ? gfs2_glock_wait+0x1e0/0x330 [ 287.461307][ T8942] ? __pfx_gfs2_dir_read+0x10/0x10 [ 287.461317][ T8942] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 287.461329][ T8942] ? do_raw_spin_unlock+0x172/0x230 [ 287.461341][ T8942] gfs2_readdir+0x13d/0x1d0 [ 287.461355][ T8942] ? __pfx_gfs2_readdir+0x10/0x10 [ 287.461369][ T8942] ? iterate_dir+0x292/0x9e0 [ 287.461381][ T8942] ? selinux_file_permission+0x125/0x590 [ 287.461395][ T8942] iterate_dir+0x292/0x9e0 [ 287.461407][ T8942] __x64_sys_getdents64+0x14f/0x2e0 [ 287.461421][ T8942] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 287.461434][ T8942] ? __pfx_filldir64+0x10/0x10 [ 287.461447][ T8942] do_syscall_64+0xcf/0x260 [ 287.461457][ T8942] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.461474][ T8942] RIP: 0033:0x7fbb4807dea9 [ 287.461483][ T8942] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 287.514162][ T8942] RSP: 002b:00007fbb47bff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 287.517008][ T8942] RAX: ffffffffffffffda RBX: 00007fbb481abf80 RCX: 00007fbb4807dea9 [ 287.519694][ T8942] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 287.522375][ T8942] RBP: 00007fbb480ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 287.525079][ T8942] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 287.527736][ T8942] R13: 000000000000000b R14: 00007fbb481abf80 R15: 00007ffd2254c3b8 [ 287.530359][ T8942] </TASK> [ 287.742726][ T8955] loop2: detected capacity change from 0 to 32768 [ 287.751165][ T8955] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 287.757325][ T8955] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 287.782118][ T8955] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 287.785619][ T5245] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 287.788359][ T5245] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 287.824648][ T5245] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 287.827345][ T5245] gfs2: fsid=syz:syz.0: jid=0: Done [ 287.829238][ T8955] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 287.834368][ T8955] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 287.837185][ T8955] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 287.837185][ T8955] inode = 12 2341 [ 287.837185][ T8955] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 287.839012][ T8957] loop0: detected capacity change from 0 to 32768 [ 287.845254][ T8955] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 287.848416][ T8959] loop3: detected capacity change from 0 to 32768 [ 287.848916][ T8955] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8955 [syz-executor.2] iterate_dir+0x292/0x9e0 [ 287.848944][ T8955] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 287.853106][ T8959] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 287.854489][ T8955] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 287.854502][ T8955] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 287.854511][ T8955] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 287.854651][ T8955] gfs2: fsid=syz:syz.0: File system withdrawn [ 287.857509][ T8959] CPU: 3 PID: 8959 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 287.868721][ T8957] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 287.869728][ T8959] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 287.869740][ T8959] Call Trace: [ 287.869745][ T8959] <TASK> [ 287.869750][ T8959] dump_stack_lvl+0x16c/0x1f0 [ 287.869768][ T8959] sysfs_warn_dup+0x7f/0xa0 [ 287.869784][ T8959] sysfs_create_dir_ns+0x24d/0x2b0 [ 287.869799][ T8959] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 287.888708][ T8959] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.890608][ T8959] ? do_raw_spin_unlock+0x172/0x230 [ 287.892417][ T8959] kobject_add_internal+0x2c8/0x990 [ 287.894218][ T8959] kobject_init_and_add+0x11c/0x190 [ 287.896027][ T8959] ? __pfx_kobject_init_and_add+0x10/0x10 [ 287.896128][ T8961] loop1: detected capacity change from 0 to 32768 [ 287.898003][ T8959] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.902191][ T8959] ? lockdep_init_map_type+0x16d/0x7d0 [ 287.904114][ T8959] gfs2_sys_fs_add+0x207/0x470 [ 287.905798][ T8959] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 287.907625][ T8959] ? __pfx_alloc_workqueue+0x10/0x10 [ 287.909463][ T8959] ? read_word_at_a_time+0xe/0x20 [ 287.911221][ T8959] gfs2_fill_super+0x1352/0x2bf0 [ 287.912949][ T8959] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.914778][ T8959] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 287.916669][ T8959] ? set_blocksize+0x2b1/0x350 [ 287.918366][ T8959] ? sb_set_blocksize+0xf6/0x120 [ 287.920115][ T8959] ? setup_bdev_super+0x392/0x720 [ 287.921871][ T8959] get_tree_bdev+0x36f/0x610 [ 287.923486][ T8959] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.925333][ T8959] ? __pfx_get_tree_bdev+0x10/0x10 [ 287.927117][ T8959] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 287.929069][ T8959] ? cap_capable+0x1cf/0x240 [ 287.930691][ T8959] gfs2_get_tree+0x4e/0x280 [ 287.932299][ T8959] vfs_get_tree+0x8f/0x380 [ 287.933860][ T8959] path_mount+0x14e6/0x1f20 [ 287.935461][ T8959] ? kmem_cache_free+0x12e/0x380 [ 287.937194][ T8959] ? __pfx_path_mount+0x10/0x10 [ 287.938886][ T8959] ? putname+0x12e/0x170 [ 287.940361][ T8959] __x64_sys_mount+0x297/0x320 [ 287.942027][ T8959] ? __pfx___x64_sys_mount+0x10/0x10 [ 287.943882][ T8959] do_syscall_64+0xcf/0x260 [ 287.945460][ T8959] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.947518][ T8959] RIP: 0033:0x7fb72827f5aa [ 287.949070][ T8959] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 287.955713][ T8959] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 287.958622][ T8959] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 287.961353][ T8959] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 287.964083][ T8959] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 287.966836][ T8959] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 287.969581][ T8959] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 287.972348][ T8959] </TASK> [ 287.973433][ T8955] CPU: 2 PID: 8955 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 287.974047][ T8959] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 287.977789][ T8955] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 287.977805][ T8955] Call Trace: [ 287.977817][ T8955] <TASK> [ 287.977824][ T8955] dump_stack_lvl+0x16c/0x1f0 [ 287.977845][ T8955] gfs2_withdraw+0xab8/0x1290 [ 287.982881][ T8959] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 287.986831][ T8955] ? __pfx_gfs2_withdraw+0x10/0x10 [ 287.986864][ T8955] gfs2_dirent_scan+0x2fc/0x3c0 [ 287.986881][ T8955] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 288.000178][ T8955] gfs2_dir_read+0x36a/0x14d0 [ 288.001772][ T8955] ? inode_go_held+0x151/0x210 [ 288.003418][ T8955] ? __pfx_inode_go_held+0x10/0x10 [ 288.005206][ T8955] ? gfs2_instantiate+0x1eb/0x250 [ 288.006908][ T8955] ? gfs2_glock_wait+0x1e0/0x330 [ 288.008623][ T8955] ? __pfx_gfs2_dir_read+0x10/0x10 [ 288.010357][ T8955] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 288.012017][ T8955] ? do_raw_spin_unlock+0x172/0x230 [ 288.013765][ T8955] gfs2_readdir+0x13d/0x1d0 [ 288.015311][ T8955] ? __pfx_gfs2_readdir+0x10/0x10 [ 288.017067][ T8955] ? iterate_dir+0x292/0x9e0 [ 288.018631][ T8955] ? selinux_file_permission+0x125/0x590 [ 288.020547][ T8955] iterate_dir+0x292/0x9e0 [ 288.022099][ T8955] __x64_sys_getdents64+0x14f/0x2e0 [ 288.023910][ T8955] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 288.025838][ T8955] ? __pfx_filldir64+0x10/0x10 [ 288.027460][ T8955] do_syscall_64+0xcf/0x260 [ 288.029025][ T8955] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.031035][ T8955] RIP: 0033:0x7f9efaa7dea9 [ 288.032569][ T8955] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 288.039039][ T8955] RSP: 002b:00007f9efb79d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 288.041854][ T8955] RAX: ffffffffffffffda RBX: 00007f9efababf80 RCX: 00007f9efaa7dea9 [ 288.044567][ T8955] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 288.047231][ T8955] RBP: 00007f9efaaca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 288.049915][ T8955] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 288.052596][ T8955] R13: 000000000000000b R14: 00007f9efababf80 R15: 00007ffeeac27008 [ 288.055224][ T8955] </TASK> [ 288.056311][ T8957] CPU: 0 PID: 8957 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 288.059854][ T8957] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 288.063250][ T8957] Call Trace: [ 288.064435][ T8957] <TASK> [ 288.065506][ T8957] dump_stack_lvl+0x16c/0x1f0 [ 288.067211][ T8957] sysfs_warn_dup+0x7f/0xa0 [ 288.068804][ T8957] sysfs_create_dir_ns+0x24d/0x2b0 [ 288.070576][ T8957] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 288.070819][ T8961] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 288.072507][ T8957] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.072525][ T8957] ? do_raw_spin_unlock+0x172/0x230 [ 288.072535][ T8957] kobject_add_internal+0x2c8/0x990 [ 288.072552][ T8957] kobject_init_and_add+0x11c/0x190 [ 288.082418][ T8957] ? __pfx_kobject_init_and_add+0x10/0x10 [ 288.084385][ T8957] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.086258][ T8957] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.088151][ T8957] gfs2_sys_fs_add+0x207/0x470 [ 288.089813][ T8957] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 288.091636][ T8957] ? __pfx_alloc_workqueue+0x10/0x10 [ 288.093466][ T8957] ? read_word_at_a_time+0xe/0x20 [ 288.095233][ T8957] gfs2_fill_super+0x1352/0x2bf0 [ 288.096942][ T8957] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.098744][ T8957] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.100591][ T8957] ? set_blocksize+0x2b1/0x350 [ 288.102208][ T8957] ? sb_set_blocksize+0xf6/0x120 [ 288.103877][ T8957] ? setup_bdev_super+0x392/0x720 [ 288.105605][ T8957] get_tree_bdev+0x36f/0x610 [ 288.107201][ T8957] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.109036][ T8957] ? __pfx_get_tree_bdev+0x10/0x10 [ 288.110881][ T8957] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 288.112818][ T8957] ? cap_capable+0x1cf/0x240 [ 288.114417][ T8957] gfs2_get_tree+0x4e/0x280 [ 288.116028][ T8957] vfs_get_tree+0x8f/0x380 [ 288.117561][ T8957] path_mount+0x14e6/0x1f20 [ 288.119132][ T8957] ? kmem_cache_free+0x12e/0x380 [ 288.120829][ T8957] ? __pfx_path_mount+0x10/0x10 [ 288.122498][ T8957] ? putname+0x12e/0x170 [ 288.123979][ T8957] __x64_sys_mount+0x297/0x320 [ 288.125628][ T8957] ? __pfx___x64_sys_mount+0x10/0x10 [ 288.127443][ T8957] do_syscall_64+0xcf/0x260 [ 288.129024][ T8957] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.131089][ T8957] RIP: 0033:0x7f0085c7f5aa [ 288.132643][ T8957] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 288.139181][ T8957] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.142020][ T8957] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 288.144717][ T8957] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 288.147395][ T8957] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 288.150108][ T8957] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 288.152807][ T8957] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 288.155742][ T8957] </TASK> [ 288.156972][ T8961] CPU: 2 PID: 8961 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 288.160096][ T8957] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 288.160485][ T8961] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 288.165252][ T8957] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 288.169056][ T8961] Call Trace: [ 288.169072][ T8961] <TASK> [ 288.174743][ T8961] dump_stack_lvl+0x16c/0x1f0 [ 288.176377][ T8961] sysfs_warn_dup+0x7f/0xa0 [ 288.177942][ T8961] sysfs_create_dir_ns+0x24d/0x2b0 [ 288.179677][ T8961] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 288.181595][ T8961] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.183368][ T8961] ? do_raw_spin_unlock+0x172/0x230 [ 288.185129][ T8961] kobject_add_internal+0x2c8/0x990 [ 288.186879][ T8961] kobject_init_and_add+0x11c/0x190 [ 288.188653][ T8961] ? __pfx_kobject_init_and_add+0x10/0x10 [ 288.190517][ T8961] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.192409][ T8961] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.194414][ T8961] gfs2_sys_fs_add+0x207/0x470 [ 288.196098][ T8961] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 288.197927][ T8961] ? __pfx_alloc_workqueue+0x10/0x10 [ 288.199746][ T8961] ? read_word_at_a_time+0xe/0x20 [ 288.201469][ T8961] gfs2_fill_super+0x1352/0x2bf0 [ 288.203198][ T8961] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.205039][ T8961] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.206883][ T8961] ? set_blocksize+0x2b1/0x350 [ 288.208562][ T8961] ? sb_set_blocksize+0xf6/0x120 [ 288.210269][ T8961] ? setup_bdev_super+0x392/0x720 [ 288.212005][ T8961] get_tree_bdev+0x36f/0x610 [ 288.213583][ T8961] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.215413][ T8961] ? __pfx_get_tree_bdev+0x10/0x10 [ 288.217189][ T8961] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 288.219107][ T8961] ? cap_capable+0x1cf/0x240 [ 288.220727][ T8961] gfs2_get_tree+0x4e/0x280 [ 288.222270][ T8961] vfs_get_tree+0x8f/0x380 [ 288.223841][ T8961] path_mount+0x14e6/0x1f20 [ 288.225391][ T8961] ? kmem_cache_free+0x12e/0x380 [ 288.227150][ T8961] ? __pfx_path_mount+0x10/0x10 [ 288.228759][ T8961] ? putname+0x12e/0x170 [ 288.230217][ T8961] __x64_sys_mount+0x297/0x320 [ 288.231905][ T8961] ? __pfx___x64_sys_mount+0x10/0x10 [ 288.233652][ T8961] do_syscall_64+0xcf/0x260 [ 288.235207][ T8961] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.237235][ T8961] RIP: 0033:0x7fbb4807f5aa [ 288.238750][ T8961] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 288.245283][ T8961] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.248093][ T8961] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 288.250733][ T8961] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 288.253432][ T8961] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 288.256176][ T8961] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 288.258885][ T8961] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 288.261621][ T8961] </TASK> [ 288.265607][ T8961] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 288.270908][ T8961] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 288.589949][ T8972] loop0: detected capacity change from 0 to 32768 [ 288.598058][ T8972] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 288.601138][ T8972] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 288.603921][ T8969] loop3: detected capacity change from 0 to 32768 [ 288.613974][ T8971] loop2: detected capacity change from 0 to 32768 [ 288.616020][ T8972] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 288.622801][ T8971] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 288.622850][ T8969] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 288.623290][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 288.623301][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 288.629131][ T8971] CPU: 2 PID: 8971 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 288.637633][ T8971] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 288.641003][ T8971] Call Trace: [ 288.642222][ T8971] <TASK> [ 288.643237][ T8971] dump_stack_lvl+0x16c/0x1f0 [ 288.644853][ T8971] sysfs_warn_dup+0x7f/0xa0 [ 288.646389][ T8971] sysfs_create_dir_ns+0x24d/0x2b0 [ 288.648137][ T8971] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 288.650237][ T8971] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.652487][ T8971] ? do_raw_spin_unlock+0x172/0x230 [ 288.654255][ T8971] kobject_add_internal+0x2c8/0x990 [ 288.656035][ T8971] kobject_init_and_add+0x11c/0x190 [ 288.657463][ T8974] loop1: detected capacity change from 0 to 32768 [ 288.657774][ T8971] ? __pfx_kobject_init_and_add+0x10/0x10 [ 288.661906][ T8971] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.663490][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 288.663765][ T8971] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.666424][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 288.668148][ T8971] gfs2_sys_fs_add+0x207/0x470 [ 288.668169][ T8971] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 288.668182][ T8971] ? __pfx_alloc_workqueue+0x10/0x10 [ 288.668198][ T8971] ? read_word_at_a_time+0xe/0x20 [ 288.675910][ T8972] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 288.677160][ T8971] gfs2_fill_super+0x1352/0x2bf0 [ 288.677187][ T8971] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.683100][ T8971] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.684484][ T8972] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 288.685003][ T8971] ? set_blocksize+0x2b1/0x350 [ 288.685020][ T8971] ? sb_set_blocksize+0xf6/0x120 [ 288.685032][ T8971] ? setup_bdev_super+0x392/0x720 [ 288.687821][ T8972] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 288.687821][ T8972] inode = 12 2341 [ 288.687821][ T8972] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 288.689476][ T8971] get_tree_bdev+0x36f/0x610 [ 288.692003][ T8972] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 288.692886][ T8971] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.692901][ T8971] ? __pfx_get_tree_bdev+0x10/0x10 [ 288.692915][ T8971] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 288.692928][ T8971] ? cap_capable+0x1cf/0x240 [ 288.692944][ T8971] gfs2_get_tree+0x4e/0x280 [ 288.699848][ T8972] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8972 [syz-executor.0] iterate_dir+0x292/0x9e0 [ 288.701378][ T8971] vfs_get_tree+0x8f/0x380 [ 288.704392][ T8972] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 288.704646][ T8974] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 288.706198][ T8971] path_mount+0x14e6/0x1f20 [ 288.708552][ T8972] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 288.709874][ T8971] ? kmem_cache_free+0x12e/0x380 [ 288.709891][ T8971] ? __pfx_path_mount+0x10/0x10 [ 288.709905][ T8971] ? putname+0x12e/0x170 [ 288.709917][ T8971] __x64_sys_mount+0x297/0x320 [ 288.709934][ T8971] ? __pfx___x64_sys_mount+0x10/0x10 [ 288.711543][ T8972] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 288.713241][ T8971] do_syscall_64+0xcf/0x260 [ 288.716555][ T8972] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 288.718113][ T8971] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.722455][ T8972] gfs2: fsid=syz:syz.0: File system withdrawn [ 288.723460][ T8971] RIP: 0033:0x7f9efaa7f5aa [ 288.748229][ T8971] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 288.755650][ T8971] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.759174][ T8971] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 288.762716][ T8971] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 288.766199][ T8971] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 288.769693][ T8971] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 288.773072][ T8971] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 288.776503][ T8971] </TASK> [ 288.777865][ T8974] CPU: 0 PID: 8974 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 288.781604][ T8974] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 288.785121][ T8974] Call Trace: [ 288.786298][ T8974] <TASK> [ 288.787311][ T8974] dump_stack_lvl+0x16c/0x1f0 [ 288.788998][ T8974] sysfs_warn_dup+0x7f/0xa0 [ 288.790586][ T8974] sysfs_create_dir_ns+0x24d/0x2b0 [ 288.792478][ T8974] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 288.794807][ T8974] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.796649][ T8974] ? do_raw_spin_unlock+0x172/0x230 [ 288.798405][ T8974] kobject_add_internal+0x2c8/0x990 [ 288.800211][ T8974] kobject_init_and_add+0x11c/0x190 [ 288.801964][ T8974] ? __pfx_kobject_init_and_add+0x10/0x10 [ 288.803872][ T8974] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.805691][ T8974] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.807523][ T8974] gfs2_sys_fs_add+0x207/0x470 [ 288.809164][ T8974] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 288.810996][ T8974] ? __pfx_alloc_workqueue+0x10/0x10 [ 288.812772][ T8974] ? read_word_at_a_time+0xe/0x20 [ 288.814506][ T8974] gfs2_fill_super+0x1352/0x2bf0 [ 288.816092][ T8974] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.817860][ T8974] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.819719][ T8974] ? set_blocksize+0x2b1/0x350 [ 288.821354][ T8974] ? sb_set_blocksize+0xf6/0x120 [ 288.823058][ T8974] ? setup_bdev_super+0x392/0x720 [ 288.824760][ T8974] get_tree_bdev+0x36f/0x610 [ 288.826319][ T8974] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.828178][ T8974] ? __pfx_get_tree_bdev+0x10/0x10 [ 288.829962][ T8974] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 288.831857][ T8974] ? cap_capable+0x1cf/0x240 [ 288.833424][ T8974] gfs2_get_tree+0x4e/0x280 [ 288.834936][ T8974] vfs_get_tree+0x8f/0x380 [ 288.836724][ T8974] path_mount+0x14e6/0x1f20 [ 288.838776][ T8974] ? kmem_cache_free+0x12e/0x380 [ 288.840985][ T8974] ? __pfx_path_mount+0x10/0x10 [ 288.843175][ T8974] ? putname+0x12e/0x170 [ 288.845114][ T8974] __x64_sys_mount+0x297/0x320 [ 288.847262][ T8974] ? __pfx___x64_sys_mount+0x10/0x10 [ 288.849616][ T8974] do_syscall_64+0xcf/0x260 [ 288.851606][ T8974] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.854181][ T8974] RIP: 0033:0x7fbb4807f5aa [ 288.856167][ T8974] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 288.864618][ T8974] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.868400][ T8974] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 288.871951][ T8974] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 288.875455][ T8974] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 288.878941][ T8974] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 288.882443][ T8974] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 288.885948][ T8974] </TASK> [ 288.887346][ T8969] CPU: 3 PID: 8969 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 288.887426][ T8971] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 288.890863][ T8969] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 288.890873][ T8969] Call Trace: [ 288.890879][ T8969] <TASK> [ 288.890883][ T8969] dump_stack_lvl+0x16c/0x1f0 [ 288.890903][ T8969] sysfs_warn_dup+0x7f/0xa0 [ 288.890920][ T8969] sysfs_create_dir_ns+0x24d/0x2b0 [ 288.890936][ T8969] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 288.895013][ T8974] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 288.895028][ T8974] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 288.895596][ T8971] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 288.898948][ T8969] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.898964][ T8969] ? do_raw_spin_unlock+0x172/0x230 [ 288.921584][ T8969] kobject_add_internal+0x2c8/0x990 [ 288.923427][ T8969] kobject_init_and_add+0x11c/0x190 [ 288.925273][ T8969] ? __pfx_kobject_init_and_add+0x10/0x10 [ 288.927186][ T8969] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.929037][ T8969] ? lockdep_init_map_type+0x16d/0x7d0 [ 288.930942][ T8969] gfs2_sys_fs_add+0x207/0x470 [ 288.932625][ T8969] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 288.934520][ T8969] ? __pfx_alloc_workqueue+0x10/0x10 [ 288.936316][ T8969] ? read_word_at_a_time+0xe/0x20 [ 288.938013][ T8969] gfs2_fill_super+0x1352/0x2bf0 [ 288.939772][ T8969] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.941609][ T8969] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 288.943427][ T8969] ? set_blocksize+0x2b1/0x350 [ 288.945064][ T8969] ? sb_set_blocksize+0xf6/0x120 [ 288.946785][ T8969] ? setup_bdev_super+0x392/0x720 [ 288.948536][ T8969] get_tree_bdev+0x36f/0x610 [ 288.950152][ T8969] ? __pfx_gfs2_fill_super+0x10/0x10 [ 288.952040][ T8969] ? __pfx_get_tree_bdev+0x10/0x10 [ 288.953770][ T8969] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 288.955724][ T8969] ? cap_capable+0x1cf/0x240 [ 288.957355][ T8969] gfs2_get_tree+0x4e/0x280 [ 288.958880][ T8969] vfs_get_tree+0x8f/0x380 [ 288.960455][ T8969] path_mount+0x14e6/0x1f20 [ 288.961986][ T8969] ? kmem_cache_free+0x12e/0x380 [ 288.963668][ T8969] ? __pfx_path_mount+0x10/0x10 [ 288.965363][ T8969] ? putname+0x12e/0x170 [ 288.966849][ T8969] __x64_sys_mount+0x297/0x320 [ 288.968526][ T8969] ? __pfx___x64_sys_mount+0x10/0x10 [ 288.970371][ T8969] do_syscall_64+0xcf/0x260 [ 288.971924][ T8969] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.973918][ T8969] RIP: 0033:0x7fb72827f5aa [ 288.975432][ T8969] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 288.981978][ T8969] RSP: 002b:00007fb728fcbef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 288.984790][ T8969] RAX: ffffffffffffffda RBX: 00007fb728fcbf80 RCX: 00007fb72827f5aa [ 288.987435][ T8969] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fb728fcbf40 [ 288.990101][ T8969] RBP: 00000000200124c0 R08: 00007fb728fcbf80 R09: 0000000000010011 [ 288.992821][ T8969] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 288.995476][ T8969] R13: 00007fb728fcbf40 R14: 000000000001255d R15: 0000000020000100 [ 288.998139][ T8969] </TASK> [ 288.999194][ T8972] CPU: 0 PID: 8972 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 289.001866][ T8969] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 289.002650][ T8972] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 289.007460][ T8969] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 289.010717][ T8972] Call Trace: [ 289.010728][ T8972] <TASK> [ 289.010733][ T8972] dump_stack_lvl+0x16c/0x1f0 [ 289.010752][ T8972] gfs2_withdraw+0xab8/0x1290 [ 289.010769][ T8972] ? __pfx_gfs2_withdraw+0x10/0x10 [ 289.010784][ T8972] gfs2_dirent_scan+0x2fc/0x3c0 [ 289.021678][ T8972] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 289.023556][ T8972] gfs2_dir_read+0x36a/0x14d0 [ 289.025164][ T8972] ? inode_go_held+0x151/0x210 [ 289.026780][ T8972] ? __pfx_inode_go_held+0x10/0x10 [ 289.028521][ T8972] ? gfs2_instantiate+0x1eb/0x250 [ 289.030235][ T8972] ? gfs2_glock_wait+0x1e0/0x330 [ 289.031923][ T8972] ? __pfx_gfs2_dir_read+0x10/0x10 [ 289.033646][ T8972] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 289.035288][ T8972] ? do_raw_spin_unlock+0x172/0x230 [ 289.037040][ T8972] gfs2_readdir+0x13d/0x1d0 [ 289.038572][ T8972] ? __pfx_gfs2_readdir+0x10/0x10 [ 289.040280][ T8972] ? iterate_dir+0x292/0x9e0 [ 289.041851][ T8972] ? selinux_file_permission+0x125/0x590 [ 289.043731][ T8972] iterate_dir+0x292/0x9e0 [ 289.045212][ T8972] __x64_sys_getdents64+0x14f/0x2e0 [ 289.046964][ T8972] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 289.048870][ T8972] ? __pfx_filldir64+0x10/0x10 [ 289.050486][ T8972] do_syscall_64+0xcf/0x260 [ 289.052042][ T8972] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 289.054032][ T8972] RIP: 0033:0x7f0085c7dea9 [ 289.055529][ T8972] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 289.061917][ T8972] RSP: 002b:00007f0086ab30c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 289.064721][ T8972] RAX: ffffffffffffffda RBX: 00007f0085dabf80 RCX: 00007f0085c7dea9 [ 289.067341][ T8972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 289.070003][ T8972] RBP: 00007f0085cca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 289.072654][ T8972] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 289.075318][ T8972] R13: 000000000000000b R14: 00007f0085dabf80 R15: 00007fff232be458 [ 289.077983][ T8972] </TASK> [ 289.417495][ T8983] loop3: detected capacity change from 0 to 32768 [ 289.426287][ T8981] loop1: detected capacity change from 0 to 32768 [ 289.428500][ T8983] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 289.431431][ T8981] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 289.431441][ T8981] CPU: 2 PID: 8981 Comm: syz-executor.1 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 289.431452][ T8981] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 289.431458][ T8981] Call Trace: [ 289.431463][ T8981] <TASK> [ 289.431468][ T8981] dump_stack_lvl+0x16c/0x1f0 [ 289.431487][ T8981] sysfs_warn_dup+0x7f/0xa0 [ 289.431502][ T8981] sysfs_create_dir_ns+0x24d/0x2b0 [ 289.434391][ T8983] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 289.435752][ T8985] loop2: detected capacity change from 0 to 32768 [ 289.437498][ T8981] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 289.438340][ T8985] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 289.447385][ T8987] loop0: detected capacity change from 0 to 32768 [ 289.448283][ T8981] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 289.461232][ T8981] ? do_raw_spin_unlock+0x172/0x230 [ 289.462987][ T8981] kobject_add_internal+0x2c8/0x990 [ 289.464787][ T8981] kobject_init_and_add+0x11c/0x190 [ 289.465645][ T8987] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 289.466560][ T8981] ? __pfx_kobject_init_and_add+0x10/0x10 [ 289.471040][ T8981] ? lockdep_init_map_type+0x16d/0x7d0 [ 289.472913][ T8981] ? lockdep_init_map_type+0x16d/0x7d0 [ 289.474820][ T8981] gfs2_sys_fs_add+0x207/0x470 [ 289.476483][ T8981] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 289.478282][ T8981] ? __pfx_alloc_workqueue+0x10/0x10 [ 289.480102][ T8981] ? read_word_at_a_time+0xe/0x20 [ 289.481844][ T8981] gfs2_fill_super+0x1352/0x2bf0 [ 289.483544][ T8981] ? __pfx_gfs2_fill_super+0x10/0x10 [ 289.485333][ T8981] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 289.487141][ T8981] ? set_blocksize+0x2b1/0x350 [ 289.488793][ T8981] ? sb_set_blocksize+0xf6/0x120 [ 289.490501][ T8981] ? setup_bdev_super+0x392/0x720 [ 289.492235][ T8981] get_tree_bdev+0x36f/0x610 [ 289.493805][ T8981] ? __pfx_gfs2_fill_super+0x10/0x10 [ 289.495571][ T8981] ? __pfx_get_tree_bdev+0x10/0x10 [ 289.497353][ T8981] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 289.499232][ T8981] ? cap_capable+0x1cf/0x240 [ 289.500863][ T8981] gfs2_get_tree+0x4e/0x280 [ 289.502420][ T8981] vfs_get_tree+0x8f/0x380 [ 289.503956][ T8981] path_mount+0x14e6/0x1f20 [ 289.505503][ T8981] ? kmem_cache_free+0x12e/0x380 [ 289.507192][ T8981] ? __pfx_path_mount+0x10/0x10 [ 289.508884][ T8981] ? putname+0x12e/0x170 [ 289.510365][ T8981] __x64_sys_mount+0x297/0x320 [ 289.512015][ T8981] ? __pfx___x64_sys_mount+0x10/0x10 [ 289.513804][ T8981] do_syscall_64+0xcf/0x260 [ 289.515346][ T8981] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 289.517390][ T8981] RIP: 0033:0x7fbb4807f5aa [ 289.518915][ T8981] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 289.525452][ T8981] RSP: 002b:00007fbb47bfeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 289.528348][ T8981] RAX: ffffffffffffffda RBX: 00007fbb47bfef80 RCX: 00007fbb4807f5aa [ 289.531025][ T8981] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007fbb47bfef40 [ 289.533692][ T8981] RBP: 00000000200124c0 R08: 00007fbb47bfef80 R09: 0000000000010011 [ 289.536366][ T8981] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 289.539012][ T8981] R13: 00007fbb47bfef40 R14: 000000000001255d R15: 0000000020000100 [ 289.541672][ T8981] </TASK> [ 289.542660][ T8987] CPU: 1 PID: 8987 Comm: syz-executor.0 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 289.543234][ T8981] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 289.546196][ T8987] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 289.546208][ T8987] Call Trace: [ 289.546214][ T8987] <TASK> [ 289.550941][ T8981] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 289.554311][ T8987] dump_stack_lvl+0x16c/0x1f0 [ 289.560369][ T8987] sysfs_warn_dup+0x7f/0xa0 [ 289.561943][ T8987] sysfs_create_dir_ns+0x24d/0x2b0 [ 289.563670][ T8987] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 289.565560][ T8987] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 289.567387][ T8987] ? do_raw_spin_unlock+0x172/0x230 [ 289.569168][ T8987] kobject_add_internal+0x2c8/0x990 [ 289.570983][ T8987] kobject_init_and_add+0x11c/0x190 [ 289.572762][ T8987] ? __pfx_kobject_init_and_add+0x10/0x10 [ 289.574698][ T8987] ? lockdep_init_map_type+0x16d/0x7d0 [ 289.576565][ T8987] ? lockdep_init_map_type+0x16d/0x7d0 [ 289.578428][ T8987] gfs2_sys_fs_add+0x207/0x470 [ 289.580082][ T8987] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 289.581888][ T8987] ? __pfx_alloc_workqueue+0x10/0x10 [ 289.583703][ T8987] ? read_word_at_a_time+0xe/0x20 [ 289.585432][ T8987] gfs2_fill_super+0x1352/0x2bf0 [ 289.587138][ T8987] ? __pfx_gfs2_fill_super+0x10/0x10 [ 289.588939][ T8987] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 289.590768][ T8987] ? set_blocksize+0x2b1/0x350 [ 289.592409][ T8987] ? sb_set_blocksize+0xf6/0x120 [ 289.594101][ T8987] ? setup_bdev_super+0x392/0x720 [ 289.595803][ T8987] get_tree_bdev+0x36f/0x610 [ 289.597388][ T8987] ? __pfx_gfs2_fill_super+0x10/0x10 [ 289.599158][ T8987] ? __pfx_get_tree_bdev+0x10/0x10 [ 289.600910][ T8987] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 289.602812][ T8987] ? cap_capable+0x1cf/0x240 [ 289.604405][ T8987] gfs2_get_tree+0x4e/0x280 [ 289.605955][ T8987] vfs_get_tree+0x8f/0x380 [ 289.607479][ T8987] path_mount+0x14e6/0x1f20 [ 289.609051][ T8987] ? kmem_cache_free+0x12e/0x380 [ 289.610744][ T8987] ? __pfx_path_mount+0x10/0x10 [ 289.612411][ T8987] ? putname+0x12e/0x170 [ 289.613856][ T8987] __x64_sys_mount+0x297/0x320 [ 289.615722][ T8987] ? __pfx___x64_sys_mount+0x10/0x10 [ 289.617845][ T8987] do_syscall_64+0xcf/0x260 [ 289.619708][ T8987] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 289.622139][ T8987] RIP: 0033:0x7f0085c7f5aa [ 289.623930][ T8987] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 289.631603][ T8987] RSP: 002b:00007f0086ab2ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 289.634951][ T8987] RAX: ffffffffffffffda RBX: 00007f0086ab2f80 RCX: 00007f0085c7f5aa [ 289.638232][ T8987] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f0086ab2f40 [ 289.641486][ T8987] RBP: 00000000200124c0 R08: 00007f0086ab2f80 R09: 0000000000010011 [ 289.644824][ T8987] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 289.648169][ T8987] R13: 00007f0086ab2f40 R14: 000000000001255d R15: 0000000020000100 [ 289.651519][ T8987] </TASK> [ 289.652852][ T8985] CPU: 0 PID: 8985 Comm: syz-executor.2 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 289.655310][ T8987] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 289.656162][ T8985] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 289.656591][ T8983] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 289.657416][ T61] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 289.657432][ T61] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 289.672318][ T8985] Call Trace: [ 289.673474][ T8985] <TASK> [ 289.674489][ T8985] dump_stack_lvl+0x16c/0x1f0 [ 289.676128][ T8985] sysfs_warn_dup+0x7f/0xa0 [ 289.677680][ T8985] sysfs_create_dir_ns+0x24d/0x2b0 [ 289.679424][ T8985] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 289.681340][ T8985] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 289.683171][ T8985] ? do_raw_spin_unlock+0x172/0x230 [ 289.684976][ T8985] kobject_add_internal+0x2c8/0x990 [ 289.686744][ T8985] kobject_init_and_add+0x11c/0x190 [ 289.688523][ T8985] ? __pfx_kobject_init_and_add+0x10/0x10 [ 289.690460][ T8985] ? lockdep_init_map_type+0x16d/0x7d0 [ 289.690816][ T61] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 289.692316][ T8985] ? lockdep_init_map_type+0x16d/0x7d0 [ 289.694996][ T61] gfs2: fsid=syz:syz.0: jid=0: Done [ 289.696724][ T8985] gfs2_sys_fs_add+0x207/0x470 [ 289.698547][ T8983] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 289.700156][ T8985] ? __pfx_gfs2_sys_fs_add+0x10/0x10 [ 289.700176][ T8985] ? __pfx_alloc_workqueue+0x10/0x10 [ 289.700191][ T8985] ? read_word_at_a_time+0xe/0x20 [ 289.700202][ T8985] gfs2_fill_super+0x1352/0x2bf0 [ 289.700213][ T8985] ? __pfx_gfs2_fill_super+0x10/0x10 [ 289.711920][ T8985] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 289.714184][ T8985] ? set_blocksize+0x2b1/0x350 [ 289.716235][ T8985] ? sb_set_blocksize+0xf6/0x120 [ 289.718347][ T8985] ? setup_bdev_super+0x392/0x720 [ 289.720489][ T8985] get_tree_bdev+0x36f/0x610 [ 289.720838][ T8987] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 289.722438][ T8985] ? __pfx_gfs2_fill_super+0x10/0x10 [ 289.726855][ T8983] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 289.726943][ T8985] ? __pfx_get_tree_bdev+0x10/0x10 [ 289.730486][ T8983] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 289.730486][ T8983] inode = 12 2341 [ 289.730486][ T8983] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 289.731905][ T8985] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 289.731923][ T8985] ? cap_capable+0x1cf/0x240 [ 289.731938][ T8985] gfs2_get_tree+0x4e/0x280 [ 289.731954][ T8985] vfs_get_tree+0x8f/0x380 [ 289.731968][ T8985] path_mount+0x14e6/0x1f20 [ 289.731982][ T8985] ? kmem_cache_free+0x12e/0x380 [ 289.731994][ T8985] ? __pfx_path_mount+0x10/0x10 [ 289.732007][ T8985] ? putname+0x12e/0x170 [ 289.732017][ T8985] __x64_sys_mount+0x297/0x320 [ 289.732031][ T8985] ? __pfx___x64_sys_mount+0x10/0x10 [ 289.732046][ T8985] do_syscall_64+0xcf/0x260 [ 289.732056][ T8985] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 289.732074][ T8985] RIP: 0033:0x7f9efaa7f5aa [ 289.732083][ T8985] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 289.732094][ T8985] RSP: 002b:00007f9efb79cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 289.732105][ T8985] RAX: ffffffffffffffda RBX: 00007f9efb79cf80 RCX: 00007f9efaa7f5aa [ 289.732112][ T8985] RDX: 00000000200124c0 RSI: 0000000020000080 RDI: 00007f9efb79cf40 [ 289.732119][ T8985] RBP: 00000000200124c0 R08: 00007f9efb79cf80 R09: 0000000000010011 [ 289.732126][ T8985] R10: 0000000000010011 R11: 0000000000000246 R12: 0000000020000080 [ 289.732133][ T8985] R13: 00007f9efb79cf40 R14: 000000000001255d R15: 0000000020000100 [ 289.732141][ T8985] </TASK> [ 289.732493][ T8985] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 289.738813][ T8983] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 289.741140][ T8985] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 289.742544][ T8983] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8983 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 289.783088][ T8992] gfs2: fsid=syz:syz.0: gfs2_dirent_offset: wrong block type 1577058308 [ 289.784213][ T8983] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8992 [syz-executor.3] __gfs2_lookup+0xa1/0x290 [ 289.787476][ T8992] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 289.787476][ T8992] inode = 12 2341 [ 289.787476][ T8992] function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 602 [ 289.788618][ T8983] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 289.793302][ T8992] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:qob t:SH d:EX/0 a:0 v:0 r:4 m:20 p:1 [ 289.796449][ T8983] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 289.799054][ T8992] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8983 [syz-executor.3] iterate_dir+0x292/0x9e0 [ 289.802577][ T8983] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 289.802587][ T8983] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 289.802683][ T8983] gfs2: fsid=syz:syz.0: File system withdrawn [ 289.802690][ T8983] CPU: 3 PID: 8983 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 289.802702][ T8983] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 289.802709][ T8983] Call Trace: [ 289.802713][ T8983] <TASK> [ 289.802717][ T8983] dump_stack_lvl+0x16c/0x1f0 [ 289.802734][ T8983] gfs2_withdraw+0xab8/0x1290 [ 289.802750][ T8983] ? __pfx_gfs2_withdraw+0x10/0x10 [ 289.802765][ T8983] gfs2_dirent_scan+0x2fc/0x3c0 [ 289.802781][ T8983] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 289.802801][ T8983] gfs2_dir_read+0x36a/0x14d0 [ 289.802810][ T8983] ? inode_go_held+0x151/0x210 [ 289.802824][ T8983] ? __pfx_inode_go_held+0x10/0x10 [ 289.802837][ T8983] ? gfs2_instantiate+0x1eb/0x250 [ 289.802848][ T8983] ? gfs2_glock_wait+0x1e0/0x330 [ 289.802860][ T8983] ? __pfx_gfs2_dir_read+0x10/0x10 [ 289.802869][ T8983] ? gfs2_glock_nq+0xd5a/0x1cd0 [ 289.802882][ T8983] ? do_raw_spin_unlock+0x172/0x230 [ 289.802894][ T8983] gfs2_readdir+0x13d/0x1d0 [ 289.802908][ T8983] ? __pfx_gfs2_readdir+0x10/0x10 [ 289.802922][ T8983] ? iterate_dir+0x292/0x9e0 [ 289.802934][ T8983] ? selinux_file_permission+0x125/0x590 [ 289.802947][ T8983] iterate_dir+0x292/0x9e0 [ 289.802959][ T8983] __x64_sys_getdents64+0x14f/0x2e0 [ 289.802973][ T8983] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 289.802986][ T8983] ? __pfx_filldir64+0x10/0x10 [ 289.802999][ T8983] do_syscall_64+0xcf/0x260 [ 289.803010][ T8983] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 289.803027][ T8983] RIP: 0033:0x7fb72827dea9 [ 289.803036][ T8983] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 289.803048][ T8983] RSP: 002b:00007fb728fcc0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 289.803059][ T8983] RAX: ffffffffffffffda RBX: 00007fb7283abf80 RCX: 00007fb72827dea9 [ 289.803066][ T8983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 289.803073][ T8983] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 289.803079][ T8983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 289.803086][ T8983] R13: 000000000000000b R14: 00007fb7283abf80 R15: 00007ffd1c875b78 [ 289.803094][ T8983] </TASK> [ 289.909203][ T8992] ================================================================== [ 289.911911][ T8992] BUG: KASAN: stack-out-of-bounds in gfs2_dump_glock+0x18b1/0x1c80 [ 289.914539][ T8992] Read of size 8 at addr ffffc9000e97fd20 by task syz-executor.3/8992 [ 289.917253][ T8992] [ 289.918073][ T8992] CPU: 0 PID: 8992 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 289.921432][ T8992] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 289.924753][ T8992] Call Trace: [ 289.925974][ T8992] <TASK> [ 289.928020][ T8992] dump_stack_lvl+0x116/0x1f0 [ 289.929912][ T8992] print_report+0xc3/0x620 [ 289.931400][ T8992] ? __virt_addr_valid+0x5e/0x580 [ 289.933099][ T8992] kasan_report+0xd9/0x110 [ 289.934611][ T8992] ? gfs2_dump_glock+0x18b1/0x1c80 [ 289.936285][ T8992] ? gfs2_dump_glock+0x18b1/0x1c80 [ 289.937963][ T8992] gfs2_dump_glock+0x18b1/0x1c80 [ 289.939610][ T8992] ? iterate_dir+0x292/0x9e0 [ 289.941156][ T8992] ? gfs2_dump_glock+0xbe5/0x1c80 [ 289.942865][ T8992] ? __pfx_gfs2_dump_glock+0x10/0x10 [ 289.944659][ T8992] ? vprintk_emit+0x1ca/0x5a0 [ 289.946246][ T8992] ? vprintk+0x86/0xa0 [ 289.947623][ T8992] ? __pfx__printk+0x10/0x10 [ 289.949226][ T8992] ? __pfx_gfs2_meta_read+0x10/0x10 [ 289.950984][ T8992] gfs2_consist_inode_i+0x104/0x150 [ 289.952730][ T8992] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 289.954517][ T8992] gfs2_dirent_scan+0x2fc/0x3c0 [ 289.956188][ T8992] ? __pfx_make_vfsuid+0x10/0x10 [ 289.957865][ T8992] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 289.959646][ T8992] ? do_raw_spin_lock+0x12d/0x2c0 [ 289.961345][ T8992] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 289.963215][ T8992] gfs2_dirent_search+0x459/0x5c0 [ 289.964921][ T8992] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 289.966789][ T8992] ? gfs2_permission+0x334/0x500 [ 289.968464][ T8992] ? __pfx_gfs2_glock_wait+0x10/0x10 [ 289.970257][ T8992] gfs2_dir_search+0x98/0x2e0 [ 289.971882][ T8992] ? __pfx_gfs2_dir_search+0x10/0x10 [ 289.973672][ T8992] gfs2_lookupi+0x4b9/0x6f0 [ 289.975208][ T8992] ? __pfx_gfs2_lookupi+0x10/0x10 [ 289.976939][ T8992] ? __gfs2_lookup+0xa1/0x290 [ 289.978734][ T8992] ? d_alloc_parallel+0x6bb/0x12b0 [ 289.980725][ T8992] __gfs2_lookup+0xa1/0x290 [ 289.982269][ T8992] ? __pfx___gfs2_lookup+0x10/0x10 [ 289.984015][ T8992] gfs2_atomic_open+0xdd/0x240 [ 289.985624][ T8992] ? __pfx_gfs2_atomic_open+0x10/0x10 [ 289.987433][ T8992] lookup_open.isra.0+0xc98/0x13c0 [ 289.989192][ T8992] ? __pfx_lookup_open.isra.0+0x10/0x10 [ 289.991051][ T8992] ? __startup_64+0x120/0x2a0 [ 289.992664][ T8992] ? __startup_64+0x120/0x2a0 [ 289.994249][ T8992] ? lookup_fast+0x155/0x540 [ 289.995821][ T8992] path_openat+0x92f/0x2990 [ 289.997392][ T8992] ? __pfx_path_openat+0x10/0x10 [ 289.999051][ T8992] ? __pfx___lock_acquire+0x10/0x10 [ 290.000807][ T8992] ? find_held_lock+0x2d/0x110 [ 290.002403][ T8992] do_filp_open+0x1dc/0x430 [ 290.003975][ T8992] ? __pfx_do_filp_open+0x10/0x10 [ 290.005682][ T8992] ? _raw_spin_unlock+0x28/0x50 [ 290.007352][ T8992] ? alloc_fd+0x2d9/0x6c0 [ 290.008893][ T8992] do_sys_openat2+0x17a/0x1e0 [ 290.010906][ T8992] ? __pfx_do_sys_openat2+0x10/0x10 [ 290.012992][ T8992] __x64_sys_open+0x154/0x1e0 [ 290.014981][ T8992] ? __pfx___x64_sys_open+0x10/0x10 [ 290.017119][ T8992] do_syscall_64+0xcf/0x260 [ 290.018807][ T8992] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.021228][ T8992] RIP: 0033:0x7fb72827dea9 [ 290.022746][ T8992] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 290.029309][ T8992] RSP: 002b:00007fb728fab0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 290.032120][ T8992] RAX: ffffffffffffffda RBX: 00007fb7283ac050 RCX: 00007fb72827dea9 [ 290.034773][ T8992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200025c0 [ 290.037458][ T8992] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 290.040152][ T8992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 290.042816][ T8992] R13: 000000000000006e R14: 00007fb7283ac050 R15: 00007ffd1c875b78 [ 290.045470][ T8992] </TASK> [ 290.046561][ T8992] [ 290.047389][ T8992] The buggy address belongs to the virtual mapping at [ 290.047389][ T8992] [ffffc9000e978000, ffffc9000e981000) created by: [ 290.047389][ T8992] kernel_clone+0xfd/0x980 [ 290.053633][ T8992] [ 290.054448][ T8992] The buggy address belongs to the physical page: [ 290.056608][ T8992] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x287e1 [ 290.059501][ T8992] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 290.061865][ T8992] page_type: 0xffffffff() [ 290.063334][ T8992] raw: 00fff00000000000 0000000000000000 dead000000000122 0000000000000000 [ 290.066242][ T8992] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 290.069104][ T8992] page dumped because: kasan: bad access detected [ 290.071258][ T8992] page_owner tracks the page as allocated [ 290.073170][ T8992] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x102dc2(GFP_HIGHUSER|__GFP_NOWARN|__GFP_ZERO), pid 8982, tgid 1444384437 (syz-executor.3), ts 8982, free_ts 287764902699 [ 290.079284][ T8992] post_alloc_hook+0x2d4/0x350 [ 290.081314][ T8992] get_page_from_freelist+0xa28/0x3780 [ 290.083561][ T8992] __alloc_pages+0x22b/0x2460 [ 290.085581][ T8992] alloc_pages_mpol+0x275/0x610 [ 290.087500][ T8992] __vmalloc_node_range+0xa26/0x14b0 [ 290.089594][ T8992] copy_process+0xe56/0x9090 [ 290.091381][ T8992] kernel_clone+0xfd/0x980 [ 290.093172][ T8992] __do_sys_clone3+0x1f5/0x270 [ 290.094803][ T8992] do_syscall_64+0xcf/0x260 [ 290.096343][ T8992] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.098371][ T8992] page last free pid 8955 tgid 8954 stack trace: [ 290.100586][ T8992] free_unref_page_prepare+0x527/0xb10 [ 290.102419][ T8992] free_unref_folios+0x256/0xad0 [ 290.104143][ T8992] folios_put_refs+0x487/0x6d0 [ 290.105788][ T8992] truncate_inode_pages_range+0xd12/0xe90 [ 290.107741][ T8992] set_blocksize+0x2a3/0x350 [ 290.109314][ T8992] sb_set_blocksize+0x47/0x120 [ 290.110938][ T8992] init_sb+0xaa9/0x10e0 [ 290.112345][ T8992] gfs2_fill_super+0x1826/0x2bf0 [ 290.114009][ T8992] get_tree_bdev+0x36f/0x610 [ 290.115576][ T8992] gfs2_get_tree+0x4e/0x280 [ 290.117122][ T8992] vfs_get_tree+0x8f/0x380 [ 290.118633][ T8992] path_mount+0x14e6/0x1f20 [ 290.120189][ T8992] __x64_sys_mount+0x297/0x320 [ 290.121820][ T8992] do_syscall_64+0xcf/0x260 [ 290.123381][ T8992] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.124372][ T8994] loop1: detected capacity change from 0 to 32768 [ 290.125392][ T8992] [ 290.125399][ T8992] Memory state around the buggy address: [ 290.125406][ T8992] ffffc9000e97fc00: 00 00 00 00 00 00 00 f1 f1 f1 f1 00 00 f3 f3 00 [ 290.125414][ T8992] ffffc9000e97fc80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 290.125420][ T8992] >ffffc9000e97fd00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 f1 f1 [ 290.125425][ T8992] ^ [ 290.125430][ T8992] ffffc9000e97fd80: f1 f1 04 f3 f3 f3 00 00 00 00 00 00 00 00 00 00 [ 290.125436][ T8992] ffffc9000e97fe00: 00 00 f1 f1 f1 f1 00 00 00 00 00 00 00 00 00 00 [ 290.125442][ T8992] ================================================================== [ 290.127102][ T8992] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 290.127110][ T8992] CPU: 0 PID: 8992 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00022-g98369dccd2f8 #0 [ 290.127122][ T8992] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 290.127128][ T8992] Call Trace: [ 290.127132][ T8992] <TASK> [ 290.127136][ T8992] dump_stack_lvl+0x3d/0x1f0 [ 290.127152][ T8992] panic+0x6f5/0x7a0 [ 290.127167][ T8992] ? __pfx_panic+0x10/0x10 [ 290.127181][ T8992] ? preempt_schedule_thunk+0x1a/0x30 [ 290.127191][ T8992] ? preempt_schedule_common+0x44/0xc0 [ 290.127205][ T8992] ? check_panic_on_warn+0x1f/0xb0 [ 290.127214][ T8992] check_panic_on_warn+0xab/0xb0 [ 290.127223][ T8992] end_report+0x117/0x180 [ 290.127234][ T8992] kasan_report+0xe9/0x110 [ 290.127244][ T8992] ? gfs2_dump_glock+0x18b1/0x1c80 [ 290.127256][ T8992] ? gfs2_dump_glock+0x18b1/0x1c80 [ 290.127267][ T8992] gfs2_dump_glock+0x18b1/0x1c80 [ 290.127278][ T8992] ? iterate_dir+0x292/0x9e0 [ 290.127290][ T8992] ? gfs2_dump_glock+0xbe5/0x1c80 [ 290.127301][ T8992] ? __pfx_gfs2_dump_glock+0x10/0x10 [ 290.127312][ T8992] ? vprintk_emit+0x1ca/0x5a0 [ 290.127322][ T8992] ? vprintk+0x86/0xa0 [ 290.127333][ T8992] ? __pfx__printk+0x10/0x10 [ 290.127348][ T8992] ? __pfx_gfs2_meta_read+0x10/0x10 [ 290.127360][ T8992] gfs2_consist_inode_i+0x104/0x150 [ 290.127374][ T8992] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 290.127383][ T8992] gfs2_dirent_scan+0x2fc/0x3c0 [ 290.127397][ T8992] ? __pfx_make_vfsuid+0x10/0x10 [ 290.127411][ T8992] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 290.127420][ T8992] ? do_raw_spin_lock+0x12d/0x2c0 [ 290.127429][ T8992] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 290.127438][ T8992] gfs2_dirent_search+0x459/0x5c0 [ 290.127453][ T8992] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 290.127468][ T8992] ? gfs2_permission+0x334/0x500 [ 290.127477][ T8992] ? __pfx_gfs2_glock_wait+0x10/0x10 [ 290.127488][ T8992] gfs2_dir_search+0x98/0x2e0 [ 290.127498][ T8992] ? __pfx_gfs2_dir_search+0x10/0x10 [ 290.127507][ T8992] gfs2_lookupi+0x4b9/0x6f0 [ 290.127518][ T8992] ? __pfx_gfs2_lookupi+0x10/0x10 [ 290.127528][ T8992] ? __gfs2_lookup+0xa1/0x290 [ 290.127538][ T8992] ? d_alloc_parallel+0x6bb/0x12b0 [ 290.127550][ T8992] __gfs2_lookup+0xa1/0x290 [ 290.127560][ T8992] ? __pfx___gfs2_lookup+0x10/0x10 [ 290.127571][ T8992] gfs2_atomic_open+0xdd/0x240 [ 290.127582][ T8992] ? __pfx_gfs2_atomic_open+0x10/0x10 [ 290.127592][ T8992] lookup_open.isra.0+0xc98/0x13c0 [ 290.127604][ T8992] ? __pfx_lookup_open.isra.0+0x10/0x10 [ 290.127616][ T8992] ? __startup_64+0x120/0x2a0 [ 290.233207][ T8992] ? __startup_64+0x120/0x2a0 [ 290.234889][ T8992] ? lookup_fast+0x155/0x540 [ 290.236537][ T8992] path_openat+0x92f/0x2990 [ 290.238158][ T8992] ? __pfx_path_openat+0x10/0x10 [ 290.239932][ T8992] ? __pfx___lock_acquire+0x10/0x10 [ 290.241725][ T8992] ? find_held_lock+0x2d/0x110 [ 290.243387][ T8992] do_filp_open+0x1dc/0x430 [ 290.245171][ T8992] ? __pfx_do_filp_open+0x10/0x10 [ 290.246933][ T8992] ? _raw_spin_unlock+0x28/0x50 [ 290.248792][ T8992] ? alloc_fd+0x2d9/0x6c0 [ 290.250296][ T8992] do_sys_openat2+0x17a/0x1e0 [ 290.251926][ T8992] ? __pfx_do_sys_openat2+0x10/0x10 [ 290.253702][ T8992] __x64_sys_open+0x154/0x1e0 [ 290.255318][ T8992] ? __pfx___x64_sys_open+0x10/0x10 [ 290.257103][ T8992] do_syscall_64+0xcf/0x260 [ 290.258655][ T8992] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.260753][ T8992] RIP: 0033:0x7fb72827dea9 [ 290.262322][ T8992] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 290.268889][ T8992] RSP: 002b:00007fb728fab0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 290.271750][ T8992] RAX: ffffffffffffffda RBX: 00007fb7283ac050 RCX: 00007fb72827dea9 [ 290.274410][ T8992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200025c0 [ 290.277140][ T8992] RBP: 00007fb7282ca4a4 R08: 0000000000000000 R09: 0000000000000000 [ 290.279843][ T8992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 290.282573][ T8992] R13: 000000000000006e R14: 00007fb7283ac050 R15: 00007ffd1c875b78 [ 290.285567][ T8992] </TASK> [ 290.287155][ T8992] Kernel Offset: disabled [ 290.288685][ T8992] Rebooting in 86400 seconds.. VM DIAGNOSIS: 20:39:20 Registers: info registers vcpu 0 CPU#0 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff84fa3300 RDI=ffffffff9494c960 RBP=ffffffff9494c920 RSP=ffffc900064ceb48 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=0000000039393854 R12=0000000000000000 R13=0000000000000020 R14=fffffbfff292997e R15=dffffc0000000000 RIP=ffffffff84fa3327 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 00007fb728fab6c0 ffffffff 00c00000 GS =0000 ffff88806b200000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f007d9ff000 CR3=0000000029c1e000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=00000000fffefff0 Opmask01=0000000000000000 Opmask02=00000000fffffc0f Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000001a0000000d0 00000000ffffffff ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000001a0000000d0 00000000ffffffff ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7282c9dbe ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7282c9dcb ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7282c9dc5 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7282c9dd9 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7282c9e5f ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb7282c9f3d ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb728380840 00007fb728380848 00007fb728380840 00007fb728edb020 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2e006a64615f65 726f63735f6d6f6f 2f666c65732f636f 72702f0030303031 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0a0b004f41445f40 574a46565f484a4a 0a434940560a464a 57550a0015151514 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000001 0000000000000000 0000000000000000 0000000000000050 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000524f525245 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00524f5252450040 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00e800a800000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 info registers vcpu 1 CPU#1 RAX=000000000008f297 RBX=0000000000000001 RCX=ffffffff8adb8c59 RDX=0000000000000000 RSI=ffffffff8b0cae00 RDI=ffffffff8b6f55a0 RBP=ffffed1002f5b488 RSP=ffffc90000177e08 R8 =0000000000000001 R9 =ffffed100d666fdd R10=ffff88806b337eeb R11=0000000000000000 R12=0000000000000001 R13=ffff888017ada440 R14=ffffffff8f9f4910 R15=0000000000000000 RIP=ffffffff8adba04f RFL=00000242 [---Z---] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88806b300000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00000000200025c0 CR3=000000002af40000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000044000001 Opmask01=000000000000001f Opmask02=000000000000ffdf Opmask03=0000000000000000 Opmask04=00000000fffffbff Opmask05=00000000004007ff Opmask06=0000000007ffe7ff Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffe1e662c30 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000ff00000000 00ff000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00ff000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000000000ff00 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffff00 ffffffffffff00ff ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 766c17f82eef4e17 7373261c037e3043 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 73737373737372a2 7373737373737373 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6d25203a7325206b 6e696c6d79732065 7461657263206f74 2064656c69614600 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4800051f5600054e 4b4c49485c560540 5144405746054a51 054140494c444600 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 051f648b5d9c3d64 0000556f700fe8ef 00000000000002e1 000000302f716d00 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000000001d1 000000000036316c 6c696b66722f0062 642e79726f74616c ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 26323a383a263c3a 383a26383a383a26 3b3a383a26334c3b 3a2638493b3a2632 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3832383a264c3f38 3a264e3f383a2648 3f383a264b3f383a 264b3e383a263e3e ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 692054524f50202c 2064696c61696d20 0070253a20252054 524f504d49005452 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 692020520050202c 2025204f504d4900 0061253a20252000 2527204d49005452 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 282b2e2fdf37342d 280bbfbf23243324 26312033fc040f18 1317140d080b0412 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 343133bffc121104 1214041204110814 100411bffc040f18 1317140d080b0412 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020 info registers vcpu 2 CPU#2 RAX=0000000000634aa9 RBX=00007fbb47bfe5d0 RCX=00000000000000bb RDX=0000000000000000 RSI=0000000000000001 RDI=00007fbb47bfe670 RBP=0000000000000102 RSP=00007fbb47bfe530 R8 =00007fbb3ee00000 R9 =0000000000000000 R10=0000000000000000 R11=00007fbb47bfe5e0 R12=0000000000000001 R13=00007fbb480ece80 R14=0000000000000000 R15=00007fbb47bfe670 RIP=00007fbb480298eb RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 00007fbb47bff6c0 ffffffff 00c00000 GS =0000 0000000000000000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000091000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe000008f000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbb3f434000 CR3=000000002bde6000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000080040001 Opmask01=000000000002060f Opmask02=00000000ffefffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 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